In a writing system , a letter is a grapheme that generally corresponds to a phoneme —the smallest functional unit of speech—though there is rarely total one-to-one correspondence between the two. An alphabet is a writing system that uses letters.
84-547: N , or n , is the fourteenth letter of the Latin alphabet , used in the modern English alphabet , the alphabets of other western European languages, and others worldwide. Its name in English is en (pronounced / ˈ ɛ n / ), plural ens . One of the most common hieroglyphs , snake , was used in Egyptian writing to stand for a sound like the English ⟨ J ⟩ , because
168-411: A multigraph . Multigraphs include digraphs of two letters (e.g. English ch , sh , th ), and trigraphs of three letters (e.g. English tch ). The same letterform may be used in different alphabets while representing different phonemic categories. The Latin H , Greek eta ⟨Η⟩ , and Cyrillic en ⟨Н⟩ are homoglyphs , but represent different phonemes. Conversely,
252-509: A lowercase form (also called minuscule ). Upper- and lowercase letters represent the same sound, but serve different functions in writing. Capital letters are most often used at the beginning of a sentence, as the first letter of a proper name or title, or in headers or inscriptions. They may also serve other functions, such as in the German language where all nouns begin with capital letters. The terms uppercase and lowercase originated in
336-539: A variety of modern uses in mathematics, science, and engineering . People and objects are sometimes named after letters, for one of these reasons: The word letter entered Middle English c. 1200 , borrowed from the Old French letre . It eventually displaced the previous Old English term bōcstæf ' bookstaff '. Letter ultimately descends from the Latin littera , which may have been derived from
420-517: A voiced alveolar nasal /n/ , but can represent other nasal consonants due to assimilation . For example, before a velar plosive (as in ink or jungle ), ⟨n⟩ represents a voiced velar nasal /ŋ/ . ⟨n⟩ is generally silent when it is preceded by an ⟨m⟩ at the end of words, as in hymn ; however, it is pronounced in this combination when occurring word medially, as in hymnal . Other consonants are often silent when they precede an ⟨n⟩ at
504-691: A voiced velar nasal /ŋ/ in a variety of languages. In the International Phonetic Alphabet , ⟨n⟩ represents the voiced alveolar nasal /n/ . [REDACTED] Letter (alphabet) A letter is a type of grapheme , the smallest functional unit within a writing system. Letters are graphemes that broadly correspond to phonemes , the smallest functional units of sound in speech. Similarly to how phonemes are combined to form spoken words, letters may be combined to form written words. A single phoneme may also be represented by multiple letters in sequence, collectively called
588-499: A determination, and simply assign the flap in both cases to a single archiphoneme, written (for example) //D// . Further mergers in English are plosives after /s/ , where /p, t, k/ conflate with /b, d, ɡ/ , as suggested by the alternative spellings sketti and sghetti . That is, there is no particular reason to transcribe spin as /ˈspɪn/ rather than as /ˈsbɪn/ , other than its historical development, and it might be less ambiguously transcribed //ˈsBɪn// . A morphophoneme
672-414: A given language may be highly distorted; this is the case with English, for example. The correspondence between symbols and phonemes in alphabetic writing systems is not necessarily a one-to-one correspondence . A phoneme might be represented by a combination of two or more letters ( digraph , trigraph , etc. ), like ⟨sh⟩ in English or ⟨sch⟩ in German (both representing
756-406: A near minimal pair. The reason why this is still acceptable proof of phonemehood is that there is nothing about the additional difference (/r/ vs. /l/) that can be expected to somehow condition a voicing difference for a single underlying postalveolar fricative. One can, however, find true minimal pairs for /ʃ/ and /ʒ/ if less common words are considered. For example, ' Confucian ' and 'confusion' are
840-483: A phoneme has more than one allophone , the one actually heard at a given occurrence of that phoneme may be dependent on the phonetic environment (surrounding sounds). Allophones that normally cannot appear in the same environment are said to be in complementary distribution . In other cases, the choice of allophone may be dependent on the individual speaker or other unpredictable factors. Such allophones are said to be in free variation , but allophones are still selected in
924-401: A set (or equivalence class ) of spoken sound variations that are nevertheless perceived as a single basic unit of sound by the ordinary native speakers of a given language. While phonemes are considered an abstract underlying representation for sound segments within words, the corresponding phonetic realizations of those phonemes—each phoneme with its various allophones—constitute
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#17328548743081008-417: A set of phonemes, and these different systems or solutions are not simply correct or incorrect, but may be regarded only as being good or bad for various purposes". The linguist F. W. Householder referred to this argument within linguistics as "God's Truth" (i.e. the stance that a given language has an intrinsic structure to be discovered) vs. "hocus-pocus" (i.e. the stance that any proposed, coherent structure
1092-456: A simple /k/ , colloquial Samoan lacks /t/ and /n/ , while Rotokas and Quileute lack /m/ and /n/ . During the development of phoneme theory in the mid-20th century, phonologists were concerned not only with the procedures and principles involved in producing a phonemic analysis of the sounds of a given language, but also with the reality or uniqueness of the phonemic solution. These were central concerns of phonology . Some writers took
1176-435: A single morphophoneme, which might be transcribed (for example) //z// or |z| , and which is realized phonemically as /s/ after most voiceless consonants (as in cat s ) and as /z/ in other cases (as in dog s ). All known languages use only a small subset of the many possible sounds that the human speech organs can produce, and, because of allophony , the number of distinct phonemes will generally be smaller than
1260-512: A single phoneme: the one traditionally represented in the IPA as /t/ . For computer-typing purposes, systems such as X-SAMPA exist to represent IPA symbols using only ASCII characters. However, descriptions of particular languages may use different conventional symbols to represent the phonemes of those languages. For languages whose writing systems employ the phonemic principle , ordinary letters may be used to denote phonemes, although this approach
1344-411: A speaker pronounces /p/ are phonetic and written between brackets, like [p] for the p in spit versus [pʰ] for the p in pit , which in English is an aspirated allophone of /p/ (i.e., pronounced with an extra burst of air). There are many views as to exactly what phonemes are and how a given language should be analyzed in phonemic terms. Generally, a phoneme is regarded as an abstraction of
1428-542: A specific phonetic context, not the other way around. The term phonème (from Ancient Greek : φώνημα , romanized : phōnēma , "sound made, utterance, thing spoken, speech, language" ) was reportedly first used by A. Dufriche-Desgenettes in 1873, but it referred only to a speech sound. The term phoneme as an abstraction was developed by the Polish linguist Jan Baudouin de Courtenay and his student Mikołaj Kruszewski during 1875–1895. The term used by these two
1512-467: A unique phoneme in such cases, since to do so would mean providing redundant or even arbitrary information – instead they use the technique of underspecification . An archiphoneme is an object sometimes used to represent an underspecified phoneme. An example of neutralization is provided by the Russian vowels /a/ and /o/ . These phonemes are contrasting in stressed syllables, but in unstressed syllables
1596-452: A valid minimal pair. Besides segmental phonemes such as vowels and consonants, there are also suprasegmental features of pronunciation (such as tone and stress , syllable boundaries and other forms of juncture , nasalization and vowel harmony ), which, in many languages, change the meaning of words and so are phonemic. Phonemic stress is encountered in languages such as English. For example, there are two words spelled invite , one
1680-418: Is a purely articulatory system apart from the use of the acoustic term 'sibilant'. In the description of some languages, the term chroneme has been used to indicate contrastive length or duration of phonemes. In languages in which tones are phonemic, the tone phonemes may be called tonemes . Though not all scholars working on such languages use these terms, they are by no means obsolete. By analogy with
1764-414: Is a theoretical unit at a deeper level of abstraction than traditional phonemes, and is taken to be a unit from which morphemes are built up. A morphophoneme within a morpheme can be expressed in different ways in different allomorphs of that morpheme (according to morphophonological rules). For example, the English plural morpheme -s appearing in words such as cats and dogs can be considered to be
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#17328548743081848-439: Is a verb and is stressed on the second syllable, the other is a noun and stressed on the first syllable (without changing any of the individual sounds). The position of the stress distinguishes the words and so a full phonemic specification would include indication of the position of the stress: /ɪnˈvaɪt/ for the verb, /ˈɪnvaɪt/ for the noun. In other languages, such as French , word stress cannot have this function (its position
1932-417: Is any set of similar speech sounds that is perceptually regarded by the speakers of a language as a single basic sound—a smallest possible phonetic unit—that helps distinguish one word from another. All languages contains phonemes (or the spatial-gestural equivalent in sign languages ), and all spoken languages include both consonant and vowel phonemes. Phonemes are primarily studied under
2016-641: Is as good as any other). Different analyses of the English vowel system may be used to illustrate this. The article English phonology states that "English has a particularly large number of vowel phonemes" and that "there are 20 vowel phonemes in Received Pronunciation, 14–16 in General American and 20–21 in Australian English". Although these figures are often quoted as fact, they actually reflect just one of many possible analyses, and later in
2100-411: Is called a minimal pair for the two alternative phones in question (in this case, [kʰ] and [k] ). The existence of minimal pairs is a common test to decide whether two phones represent different phonemes or are allophones of the same phoneme. To take another example, the minimal pair t ip and d ip illustrates that in English, [t] and [d] belong to separate phonemes, /t/ and /d/ ; since
2184-456: Is considered to be a separate letter from ⟨n⟩ , though this distinction is not usually recognised in English dictionaries. In computer systems, each has its own code point , U+006E n LATIN SMALL LETTER N and U+00F1 ñ LATIN SMALL LETTER N WITH TILDE , respectively. Letters may also function as numerals with assigned numerical values, for example with Roman numerals . Greek and Latin letters have
2268-500: Is generally predictable) and so it is not phonemic (and therefore not usually indicated in dictionaries). Phonemic tones are found in languages such as Mandarin Chinese in which a given syllable can have five different tonal pronunciations: The tone "phonemes" in such languages are sometimes called tonemes . Languages such as English do not have phonemic tone, but they use intonation for functions such as emphasis and attitude. When
2352-423: Is indicated by the existence of precomposed characters for use with computer systems (for example, ⟨á⟩ , ⟨à⟩ , ⟨ä⟩ , ⟨â⟩ , ⟨ã⟩ .) In the following table, letters from multiple different writing systems are shown, to demonstrate the variety of letters used throughout the world. Phoneme A phoneme ( / ˈ f oʊ n iː m / )
2436-430: Is notoriously a fire in a wooden stove." This approach was opposed to that of Edward Sapir , who gave an important role to native speakers' intuitions about where a particular sound or group of sounds fitted into a pattern. Using English [ŋ] as an example, Sapir argued that, despite the superficial appearance that this sound belongs to a group of three nasal consonant phonemes (/m/, /n/ and /ŋ/), native speakers feel that
2520-408: Is often imperfect, as pronunciations naturally shift in a language over time, rendering previous spelling systems outdated or no longer closely representative of the sounds of the language (see § Correspondence between letters and phonemes below). A phoneme is a sound or a group of different sounds perceived to have the same function by speakers of the language or dialect in question. An example
2604-492: Is possible to discover the phonemes of a language purely by examining the distribution of phonetic segments. Referring to mentalistic definitions of the phoneme, Twaddell (1935) stated "Such a definition is invalid because (1) we have no right to guess about the linguistic workings of an inaccessible 'mind', and (2) we can secure no advantage from such guesses. The linguistic processes of the 'mind' as such are quite simply unobservable; and introspection about linguistic processes
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2688-412: Is that the sound spelled with the symbol t is usually articulated with a glottal stop [ʔ] (or a similar glottalized sound) in the word cat , an alveolar flap [ɾ] in dating , an alveolar plosive [t] in stick , and an aspirated alveolar plosive [tʰ] in tie ; however, American speakers perceive or "hear" all of these sounds (usually with no conscious effort) as merely being allophones of
2772-497: Is the English phoneme /k/ , which occurs in words such as c at , k it , s c at , s k it . Although most native speakers do not notice this, in most English dialects, the "c/k" sounds in these words are not identical: in kit [kʰɪt] , the sound is aspirated, but in skill [skɪl] , it is unaspirated. The words, therefore, contain different speech sounds , or phones , transcribed [kʰ] for
2856-584: Is the notation for a sequence of four phonemes, /p/ , /ʊ/ , /ʃ/ , and /t/ , that together constitute the word pushed . Sounds that are perceived as phonemes vary by languages and dialects, so that [ n ] and [ ŋ ] are separate phonemes in English since they distinguish words like sin from sing ( /sɪn/ versus /sɪŋ/ ), yet they comprise a single phoneme in some other languages, such as Spanish, in which [pan] and [paŋ] for instance are merely interpreted by Spanish speakers as regional or dialect-specific ways of pronouncing
2940-765: The Kam–Sui languages have six to nine tones (depending on how they are counted), and the Kam-Sui Dong language has nine to 15 tones by the same measure. One of the Kru languages , Wobé , has been claimed to have 14, though this is disputed. The most common vowel system consists of the five vowels /i/, /e/, /a/, /o/, /u/ . The most common consonants are /p/, /t/, /k/, /m/, /n/ . Relatively few languages lack any of these consonants, although it does happen: for example, Arabic lacks /p/ , standard Hawaiian lacks /t/ , Mohawk and Tlingit lack /p/ and /m/ , Hupa lacks both /p/ and
3024-520: The Prague school . Archiphonemes are often notated with a capital letter within double virgules or pipes, as with the examples //A// and //N// given above. Other ways the second of these has been notated include |m-n-ŋ| , {m, n, ŋ} and //n*// . Another example from English, but this time involving complete phonetic convergence as in the Russian example, is the flapping of /t/ and /d/ in some American English (described above under Biuniqueness ). Here
3108-867: The ASL signs for father and mother differ minimally with respect to location while handshape and movement are identical; location is thus contrastive. Stokoe's terminology and notation system are no longer used by researchers to describe the phonemes of sign languages; William Stokoe 's research, while still considered seminal, has been found not to characterize American Sign Language or other sign languages sufficiently. For instance, non-manual features are not included in Stokoe's classification. More sophisticated models of sign language phonology have since been proposed by Brentari , Sandler , and Van der Kooij. Cherology and chereme (from Ancient Greek : χείρ "hand") are synonyms of phonology and phoneme previously used in
3192-581: The Egyptian word for "snake" was djet . It is speculated by some, such as archeologist Douglas Petrovich, that Semitic speakers working in Egypt adapted hieroglyphs to create the first alphabet . Some hold that they used the same snake symbol to represent N, with a great proponent of this theory being Alan Gardiner , because their word for "snake" may have begun with n (an example of a possible word being nahash ). However, this theory has become disputed. The name for
3276-592: The English Phonology article an alternative analysis is suggested in which some diphthongs and long vowels may be interpreted as comprising a short vowel linked to either / j / or / w / . The fullest exposition of this approach is found in Trager and Smith (1951), where all long vowels and diphthongs ("complex nuclei") are made up of a short vowel combined with either /j/ , /w/ or /h/ (plus /r/ for rhotic accents), each comprising two phonemes. The transcription for
3360-407: The English language. Specifically they are consonant phonemes, along with /s/ , while /ɛ/ is a vowel phoneme. The spelling of English does not strictly conform to its phonemes, so that the words knot , nut , and gnat , regardless of spelling, all share the consonant phonemes /n/ and /t/ , differing only by their internal vowel phonemes: /ɒ/ , /ʌ/ , and /æ/ , respectively. Similarly, /pʊʃt/
3444-641: The Greek diphthera 'writing tablet' via Etruscan . Until the 19th century, letter was also used interchangeably to refer to a speech segment . Before alphabets, phonograms , graphic symbols of sounds, were used. There were three kinds of phonograms: verbal, pictures for entire words, syllabic, which stood for articulations of words, and alphabetic, which represented signs or letters. The earliest examples of which are from Ancient Egypt and Ancient China, dating to c. 3000 BCE . The first consonantal alphabet emerged around c. 1800 BCE , representing
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3528-710: The Phoenicians, Semitic workers in Egypt. Their script was originally written and read from right to left. From the Phoenician alphabet came the Etruscan and Greek alphabets. From there, the most widely used alphabet today emerged, Latin, which is written and read from left to right. The Phoenician alphabet had 22 letters, nineteen of which the Latin alphabet used, and the Greek alphabet, adapted c. 900 BCE , added four letters to those used in Phoenician. This Greek alphabet
3612-462: The approach of underspecification would not attempt to assign [ə] to a specific phoneme in some or all of these cases, although it might be assigned to an archiphoneme, written something like //A// , which reflects the two neutralized phonemes in this position, or {a|o} , reflecting its unmerged values. A somewhat different example is found in English, with the three nasal phonemes /m, n, ŋ/ . In word-final position these all contrast, as shown by
3696-477: The appropriate environments) to be realized with the phone [ɾ] (an alveolar flap ). For example, the same flap sound may be heard in the words hi tt ing and bi dd ing , although it is intended to realize the phoneme /t/ in the first word and /d/ in the second. This appears to contradict biuniqueness. For further discussion of such cases, see the next section. Phonemes that are contrastive in certain environments may not be contrastive in all environments. In
3780-436: The aspirated form and [k] for the unaspirated one. These different sounds are nonetheless considered to belong to the same phoneme, because if a speaker used one instead of the other, the meaning of the word would not change: using the aspirated form [kʰ] in skill might sound odd, but the word would still be recognized. By contrast, some other sounds would cause a change in meaning if substituted: for example, substitution of
3864-471: The beginning of an English word. Examples include gnome , knife , mnemonic , and pneumonia . The letter N is the sixth-most common letter and the second-most commonly used consonant in the English language (after ⟨t⟩ ). The letter ⟨n⟩ represents a voiced dental nasal /n̪/ or voiced alveolar nasal /n/ in virtually all languages that use the Latin alphabet. In many languages, these nasal consonants assimilate with
3948-425: The branch of linguistics known as phonology . The English words cell and set have the exact same sequence of sounds, except for being different in their final consonant sounds: thus, /sɛl/ versus /sɛt/ in the International Phonetic Alphabet (IPA), a writing system that can be used to represent phonemes. Since /l/ and /t/ alone distinguish certain words from others, they are each examples of phonemes of
4032-414: The consonant that follows them to produce other nasal consonants. In Italian and French , ⟨gn⟩ represents a palatal nasal /ɲ/ . The Portuguese and Vietnamese spelling for this sound is ⟨nh⟩ , while Spanish , Breton , and a few other languages use the letter ⟨ ñ ⟩ . A common digraph with ⟨n⟩ is ⟨ng⟩ , which represents
4116-459: The contrast is lost, since both are reduced to the same sound, usually [ə] (for details, see vowel reduction in Russian ). In order to assign such an instance of [ə] to one of the phonemes /a/ and /o/ , it is necessary to consider morphological factors (such as which of the vowels occurs in other forms of the words, or which inflectional pattern is followed). In some cases even this may not provide an unambiguous answer. A description using
4200-438: The days of handset type for printing presses. Individual letter blocks were kept in specific compartments of drawers in a type case. Capital letters were stored in a higher drawer or upper case. In most alphabetic scripts, diacritics (or accents) are a routinely used. English is unusual in not using them except for loanwords from other languages or personal names (for example, naïve , Brontë ). The ubiquity of this usage
4284-428: The devisers of the alphabet chose not to represent the phonemic effect of vowel length. However, because changes in the spoken language are often not accompanied by changes in the established orthography (as well as other reasons, including dialect differences, the effects of morphophonology on orthography, and the use of foreign spellings for some loanwords ), the correspondence between spelling and pronunciation in
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#17328548743084368-622: The distinct forms of ⟨S⟩ , the Greek sigma ⟨Σ⟩ , and Cyrillic es ⟨С⟩ each represent analogous /s/ phonemes. Letters are associated with specific names, which may differ between languages and dialects. Z , for example, is usually called zed outside of the United States, where it is named zee . Both ultimately derive from the name of the parent Greek letter zeta ⟨Ζ⟩ . In alphabets, letters are arranged in alphabetical order , which also may vary by language. In Spanish, ⟨ñ⟩
4452-544: The environments where they do not contrast, the contrast is said to be neutralized . In these positions it may become less clear which phoneme a given phone represents. Absolute neutralization is a phenomenon in which a segment of the underlying representation is not realized in any of its phonetic representations (surface forms). The term was introduced by Paul Kiparsky (1968), and contrasts with contextual neutralization where some phonemes are not contrastive in certain environments. Some phonologists prefer not to specify
4536-434: The following: Some phonotactic restrictions can alternatively be analyzed as cases of neutralization. See Neutralization and archiphonemes below, particularly the example of the occurrence of the three English nasals before stops. Biuniqueness is a requirement of classic structuralist phonemics. It means that a given phone , wherever it occurs, must unambiguously be assigned to one and only one phoneme. In other words,
4620-516: The idea of a cognitive or psycholinguistic function for the phoneme. Later, it was used and redefined in generative linguistics , most famously by Noam Chomsky and Morris Halle , and remains central to many accounts of the development of modern phonology . As a theoretical concept or model, though, it has been supplemented and even replaced by others. Some linguists (such as Roman Jakobson and Morris Halle ) proposed that phonemes may be further decomposable into features , such features being
4704-400: The language perceive two sounds as significantly different even if no exact minimal pair exists in the lexicon. It is challenging to find a minimal pair to distinguish English / ʃ / from / ʒ / , yet it seems uncontroversial to claim that the two consonants are distinct phonemes. The two words 'pressure' / ˈ p r ɛ ʃ ər / and 'pleasure' / ˈ p l ɛ ʒ ər / can serve as
4788-571: The late 7th and early 8th centuries. Finally, many slight letter additions and drops were made to the common alphabet used in the western world. Minor changes were made such as the removal of certain letters, such as thorn ⟨Þ þ⟩ , wynn ⟨Ƿ ƿ⟩ , and eth ⟨Ð ð⟩ . A letter can have multiple variants, or allographs , related to variation in style of handwriting or printing . Some writing systems have two major types of allographs for each letter: an uppercase form (also called capital or majuscule ) and
4872-448: The letter in the Phoenician , Hebrew , Aramaic , and Arabic alphabets is nun , which means " fish " in some of these languages. This possibly connects the letter to the hieroglyph for a water ripple , which phonetically makes the n sound. The sound value of the letter was /n/ —as in Greek , Etruscan , Latin , and modern languages. In English , ⟨n⟩ usually represents
4956-532: The mapping between phones and phonemes is required to be many-to-one rather than many-to-many . The notion of biuniqueness was controversial among some pre- generative linguists and was prominently challenged by Morris Halle and Noam Chomsky in the late 1950s and early 1960s. An example of the problems arising from the biuniqueness requirement is provided by the phenomenon of flapping in North American English . This may cause either /t/ or /d/ (in
5040-457: The meaning of a word. In those languages, therefore, the two sounds represent different phonemes. For example, in Icelandic , [kʰ] is the first sound of kátur , meaning "cheerful", but [k] is the first sound of gátur , meaning "riddles". Icelandic, therefore, has two separate phonemes /kʰ/ and /k/ . A pair of words like kátur and gátur (above) that differ only in one phone
5124-489: The minimal triplet sum /sʌm/ , sun /sʌn/ , sung /sʌŋ/ . However, before a stop such as /p, t, k/ (provided there is no morpheme boundary between them), only one of the nasals is possible in any given position: /m/ before /p/ , /n/ before /t/ or /d/ , and /ŋ/ before /k/ , as in limp, lint, link ( /lɪmp/ , /lɪnt/ , /lɪŋk/ ). The nasals are therefore not contrastive in these environments, and according to some theorists this makes it inappropriate to assign
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#17328548743085208-415: The nasal phones heard here to any one of the phonemes (even though, in this case, the phonetic evidence is unambiguous). Instead they may analyze these phonemes as belonging to a single archiphoneme, written something like //N// , and state the underlying representations of limp, lint, link to be //lɪNp//, //lɪNt//, //lɪNk// . This latter type of analysis is often associated with Nikolai Trubetzkoy of
5292-636: The number of identifiably different sounds. Different languages vary considerably in the number of phonemes they have in their systems (although apparent variation may sometimes result from the different approaches taken by the linguists doing the analysis). The total phonemic inventory in languages varies from as few as 9–11 in Pirahã and 11 in Rotokas to as many as 141 in ǃXũ . The number of phonemically distinct vowels can be as low as two, as in Ubykh and Arrernte . At
5376-556: The other extreme, the Bantu language Ngwe has 14 vowel qualities, 12 of which may occur long or short, making 26 oral vowels, plus six nasalized vowels, long and short, making a total of 38 vowels; while !Xóõ achieves 31 pure vowels, not counting its additional variation by vowel length, by varying the phonation . As regards consonant phonemes, Puinave and the Papuan language Tauade each have just seven, and Rotokas has only six. !Xóõ , on
5460-461: The other hand, has somewhere around 77, and Ubykh 81. The English language uses a rather large set of 13 to 21 vowel phonemes, including diphthongs, although its 22 to 26 consonants are close to average. Across all languages, the average number of consonant phonemes per language is about 22, while the average number of vowel phonemes is about 8. Some languages, such as French , have no phonemic tone or stress , while Cantonese and several of
5544-449: The phoneme /ʃ/ ). Also a single letter may represent two phonemes, as in English ⟨x⟩ representing /gz/ or /ks/ . There may also exist spelling/pronunciation rules (such as those for the pronunciation of ⟨c⟩ in Italian ) that further complicate the correspondence of letters to phonemes, although they need not affect the ability to predict the pronunciation from
5628-785: The phoneme, linguists have proposed other sorts of underlying objects, giving them names with the suffix -eme , such as morpheme and grapheme . These are sometimes called emic units . The latter term was first used by Kenneth Pike , who also generalized the concepts of emic and etic description (from phonemic and phonetic respectively) to applications outside linguistics. Languages do not generally allow words or syllables to be built of any arbitrary sequences of phonemes. There are phonotactic restrictions on which sequences of phonemes are possible and in which environments certain phonemes can occur. Phonemes that are significantly limited by such restrictions may be called restricted phonemes . In English, examples of such restrictions include
5712-418: The position expressed by Kenneth Pike : "There is only one accurate phonemic analysis for a given set of data", while others believed that different analyses, equally valid, could be made for the same data. Yuen Ren Chao (1934), in his article "The non-uniqueness of phonemic solutions of phonetic systems" stated "given the sounds of a language, there are usually more than one possible way of reducing them to
5796-425: The same period there was disagreement about the correct basis for a phonemic analysis. The structuralist position was that the analysis should be made purely on the basis of the sound elements and their distribution, with no reference to extraneous factors such as grammar, morphology or the intuitions of the native speaker; this position is strongly associated with Leonard Bloomfield . Zellig Harris claimed that it
5880-501: The same phoneme. However, they are so dissimilar phonetically that they are considered separate phonemes. A case like this shows that sometimes it is the systemic distinctions and not the lexical context which are decisive in establishing phonemes. This implies that the phoneme should be defined as the smallest phonological unit which is contrastive at a lexical level or distinctive at a systemic level. Phonologists have sometimes had recourse to "near minimal pairs" to show that speakers of
5964-613: The same word ( pan : the Spanish word for "bread"). Such spoken variations of a single phoneme are known by linguists as allophones . Linguists use slashes in the IPA to transcribe phonemes but square brackets to transcribe more precise pronunciation details, including allophones; they describe this basic distinction as phonemic versus phonetic . Thus, the pronunciation patterns of tap versus tab , or pat versus bat , can be represented phonemically and are written between slashes (including /p/ , /b/ , etc.), while nuances of exactly how
6048-513: The same, but one of the parameters changes. However, the absence of minimal pairs for a given pair of phones does not always mean that they belong to the same phoneme: they may be so dissimilar phonetically that it is unlikely for speakers to perceive them as the same sound. For example, English has no minimal pair for the sounds [h] (as in h at ) and [ŋ] (as in ba ng ), and the fact that they can be shown to be in complementary distribution could be used to argue for their being allophones of
6132-412: The sound [t] would produce the different word s t ill , and that sound must therefore be considered to represent a different phoneme (the phoneme /t/ ). The above shows that in English, [k] and [kʰ] are allophones of a single phoneme /k/ . In some languages, however, [kʰ] and [k] are perceived by native speakers as significantly different sounds, and substituting one for the other can change
6216-641: The spelling and vice versa, provided the rules are consistent. Sign language phonemes are bundles of articulation features. Stokoe was the first scholar to describe the phonemic system of ASL . He identified the bundles tab (elements of location, from Latin tabula ), dez (the handshape, from designator ), and sig (the motion, from signation ). Some researchers also discern ori (orientation), facial expression or mouthing . Just as with spoken languages, when features are combined, they create phonemes. As in spoken languages, sign languages have minimal pairs which differ in only one phoneme. For instance,
6300-442: The study of sign languages . A chereme , as the basic unit of signed communication, is functionally and psychologically equivalent to the phonemes of oral languages, and has been replaced by that term in the academic literature. Cherology , as the study of cheremes in language, is thus equivalent to phonology. The terms are not in use anymore. Instead, the terms phonology and phoneme (or distinctive feature ) are used to stress
6384-499: The surface form that is actually uttered and heard. Allophones each have technically different articulations inside particular words or particular environments within words , yet these differences do not create any meaningful distinctions. Alternatively, at least one of those articulations could be feasibly used in all such words with these words still being recognized as such by users of the language. An example in American English
6468-405: The true minimal constituents of language. Features overlap each other in time, as do suprasegmental phonemes in oral language and many phonemes in sign languages. Features could be characterized in different ways: Jakobson and colleagues defined them in acoustic terms, Chomsky and Halle used a predominantly articulatory basis, though retaining some acoustic features, while Ladefoged 's system
6552-403: The velar nasal is really the sequence [ŋɡ]/. The theory of generative phonology which emerged in the 1960s explicitly rejected the structuralist approach to phonology and favoured the mentalistic or cognitive view of Sapir. These topics are discussed further in English phonology#Controversial issues . Phonemes are considered to be the basis for alphabetic writing systems. In such systems
6636-554: The vowel normally transcribed /aɪ/ would instead be /aj/ , /aʊ/ would be /aw/ and /ɑː/ would be /ah/ , or /ar/ in a rhotic accent if there is an ⟨r⟩ in the spelling. It is also possible to treat English long vowels and diphthongs as combinations of two vowel phonemes, with long vowels treated as a sequence of two short vowels, so that 'palm' would be represented as /paam/. English can thus be said to have around seven vowel phonemes, or even six if schwa were treated as an allophone of /ʌ/ or of other short vowels. In
6720-417: The words betting and bedding might both be pronounced [ˈbɛɾɪŋ] . Under the generative grammar theory of linguistics, if a speaker applies such flapping consistently, morphological evidence (the pronunciation of the related forms bet and bed , for example) would reveal which phoneme the flap represents, once it is known which morpheme is being used. However, other theorists would prefer not to make such
6804-410: The words have different meanings, English-speakers must be conscious of the distinction between the two sounds. Signed languages, such as American Sign Language (ASL), also have minimal pairs, differing only in (exactly) one of the signs' parameters: handshape, movement, location, palm orientation, and nonmanual signal or marker. A minimal pair may exist in the signed language if the basic sign stays
6888-399: The written symbols ( graphemes ) represent, in principle, the phonemes of the language being written. This is most obviously the case when the alphabet was invented with a particular language in mind; for example, the Latin alphabet was devised for Classical Latin, and therefore the Latin of that period enjoyed a near one-to-one correspondence between phonemes and graphemes in most cases, though
6972-679: Was fonema , the basic unit of what they called psychophonetics . Daniel Jones became the first linguist in the western world to use the term phoneme in its current sense, employing the word in his article "The phonetic structure of the Sechuana Language". The concept of the phoneme was then elaborated in the works of Nikolai Trubetzkoy and others of the Prague School (during the years 1926–1935), and in those of structuralists like Ferdinand de Saussure , Edward Sapir , and Leonard Bloomfield . Some structuralists (though not Sapir) rejected
7056-504: Was the first to assign letters not only to consonant sounds, but also to vowels . The Roman Empire further developed and refined the Latin alphabet, beginning around 500 BCE. During the fifth and sixth centuries, the development of lowercase letters began to emerge in Roman writing. At this point, paragraphs, uppercase and lowercase letters, and the concept of sentences and clauses still had not emerged; these final bits of development emerged in
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