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IELTS BNC: 5606 COCA: 8962

clearance

noun

clear·​ance ˈklir-ən(t)s How to pronounce clearance (audio)
1
: an act or process of clearing: such as
a
: the removal of buildings from an area (such as a city slum)
b
: the act of clearing a ship at the customhouse
also : the papers showing that a ship has cleared
c
: the offsetting of checks and other claims among banks through a clearinghouse
d
: certification as clear of objection : authorization
security clearance
e
: a sale to clear out stock
f
: authorization for an aircraft to proceed especially with a specified action
clearance to land
2
: the distance by which one object clears another or the clear space between them
3
: the volume of blood or plasma that can be freed of a specified constituent in a specified time by its excretion into the urine through the kidneys
a creatine clearance of 25 milliliters per minute

called also renal clearance

Example Sentences

She has a security clearance that allows her to see the classified information. The pilot got clearance to land. That flight has not received clearance for landing. There was only 10 inches of clearance between the car and the side of the tunnel. a bridge with a 100-foot clearance above the water the clearance of forests for farming slum clearance to make room for new housing See More
Recent Examples on the Web And because this is Nike, its clearance bin is actually full of quality garb. Christian Gollayan, Men's Health, 16 Sep. 2022 The Justice Department said an offer by Assa Abloy and Spectrum Brands to divest assets to obtain antitrust clearance was inadequate. Jan Wolfe, WSJ, 15 Sep. 2022 In the protocol, Carter now must undergo a five-step process that includes being granted clearance by a team physician and independent neurological consultant. Chris Perkins, Sun Sentinel, 12 Sep. 2022 Your 5th House of Creativity and Passion is brilliantly illuminated by the Pisces Full Moon, giving you complete clearance to do nothing but chase after whatever brings happiness into your life. Chicago Tribune, 10 Sep. 2022 Completing the package is a removable hard top and body panels, along with a gnarly set of 37-inch all-terrain tires that help boost ground clearance to 13.1 inches. Bryan Hood, Robb Report, 10 Sep. 2022 Many people often just have their clearance revoked without being charged. CBS News, 9 Sep. 2022 East’s attorney, Jamie Moncus, said federal law requires the pharmacy, not the pharmacist, to get approval to seek clearance for a pharmacist to return to work in such situations. al, 8 Sep. 2022 But about a month after surgery, Baribeau quietly requested a medical clearance letter from Dr. Robert Catania, the general surgeon who had done his emergency operation, to return to work in the operating room. BostonGlobe.com, 8 Sep. 2022 See More

Word History

First Known Use

1540, in the meaning defined at sense 1

Time Traveler
The first known use of clearance was in 1540

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