13-473: (Redirected from Clearances ) [REDACTED] Look up clearance in Wiktionary, the free dictionary. Clearance can refer to: Medicine [ edit ] Renal clearance ratio , a relative measure of the speed at which a constituent of urine passes through the kidneys Clearance (pharmacology) , the rate at which a substance is removed or cleared from
26-416: Is different from Wikidata All article disambiguation pages All disambiguation pages Renal clearance ratio The renal clearance ratio or fractional excretion is a relative measure of the speed at which a constituent of urine passes through the kidneys . It is defined by following equation: Creatinine is sometimes used instead of inulin as the reference substance; for example,
39-497: The 18th century, land was often rented through auctions. This led to an inflation of rents that priced many tenants out of the market. Furthermore, changes in agricultural practice meant the replacement of part-time labourer or subtenants (known as cottars , cottagers , or bondsmen ) with full-time agricultural labourers who lived either on the main farm or in rented accommodation in growing or newly founded villages. This led many contemporary writers and modern historians to associate
52-543: The Agricultural Revolution with the disappearance of cottars and their way of life from many parts of the southern Scotland . Many small settlements were torn down, their occupants forced either to the new purpose-built villages built by the landowners such as John Cockburn of Ormiston to house the displaced cottars on the outskirts of the new ranch-style farms, or to the new industrial centres of Glasgow , Edinburgh or northern England . In other areas, such as
65-407: The body by the kidneys or in renal dialysis Engineering [ edit ] Engineering tolerance , a physical distance or space between two components Hydraulic clearance , in hydraulic systems Clearance in civil engineering , including: The difference between the loading gauge and the structure gauge : the amount of space between the top of a rail car and the top of a tunnel or
78-446: The bottom of a rail car and the top of rail Air draft , applies to bridges across navigable waterways Clearance car , a type of railroad car used to check clearances around the tracks Ride height or ground clearance, the amount of space between the base of an automobile tire and the underside of the chassis Finance and trade [ edit ] Intellectual property [ edit ] Collective rights management ,
91-509: The calcium-creatinine clearance ratio is used in an attempt to distinguish between different causes of a high plasma calcium concentration. It is easier to use creatinine rather than inulin as the comparitor as creatinine is produced by the body, whereas inulin has to be intravenously infused. Lowland Clearances The Lowland Clearances were one of the results of the Scottish Agricultural Revolution , which changed
104-417: The clearing of the ball out of a ball-up situation Other uses [ edit ] Authorization or permission from an authority Air traffic control clearance in aviation Security clearance , a status granted to individuals allowing them access to classified information Clearance rate , in criminal justice, the number of crimes "cleared" divided by the number reported Deforestation ,
117-617: The deliberate clearance of woodland or forest for human development The Highland Clearances , eviction of tenants in the Scottish Highlands during the 18th and 19th centuries The Lowland Clearances , eviction of tenants as part of the Scottish Agricultural Revolution in the Scottish Lowlands See also [ edit ] Clear (disambiguation) Clearing (disambiguation) Topics referred to by
130-465: The licensing of copyright and related rights Sample clearance , legal permission to re-use a recording in another work Other uses in finance and trade [ edit ] Cheque clearing , the process of transferring value on a cheque from one bank account to another The activity of a clearing house (finance) , where a variety of financial instruments are cleared through the issuing institution Customs clearance , in international trade,
143-421: The movement of goods through customs barriers Market clearing or equilibrium price, the price at which quantity supplied is equal to quantity demanded Closeout (sale) , in retail, the final sale of items to zero inventory Games and sports [ edit ] Clearance (cue sports) A chess term for removal of pieces so that a bishop, rook or queen is free to move In Australian rules football,
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#1732844860856156-415: The same term [REDACTED] This disambiguation page lists articles associated with the title Clearance . If an internal link led you here, you may wish to change the link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=Clearance&oldid=1251788653 " Category : Disambiguation pages Hidden categories: Short description
169-597: The traditional system of agriculture which had existed in Lowland Scotland in the seventeenth century. Thousands of cottars and tenant farmers from the southern counties (Lowlands) of Scotland migrated from farms and small holdings they had occupied to the new industrial centres of Glasgow , Edinburgh and northern England or abroad, or remaining upon land though adapting to the Scottish Agricultural Revolution. As farmland became more commercialised in Scotland during
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