- the act of clearing.
- the distance between two objects; an amount of clear space: The bridge allowed a clearance of 37 feet at mean high water.
- a formal authorization permitting access to classified information, documents, etc.
- Also called clearance sale. the disposal of merchandise at reduced prices to make room for new goods: He bought the coat for half price at a clearance.
- a clear space; a clearing: The house stood in a clearance among the trees.
- Banking. an exchange of checks and other commercial paper drawn on members of a clearinghouse, usually effected at a daily meeting of the members.
- Machinery. a space between two moving parts, left to avoid clashing or to permit relatively free motion.
- the angle between a face of a cutting tool, as a lathe tool, and the work.
- the clearing of a ship at a port.
- Also called clearance papers.the official papers certifying this.
- Medicine/Medical. a test of the excretory function of the kidneys based on the volume of blood that is cleared of a specific substance per minute by renal excretion.
Origin of clearance
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for clearance
Clearance is determined by a having a current test entered into PASS.How Will Porn Solve Its HIV Crisis?
September 12, 2013
In 2008 it granted “top secret” clearance to an employee who had recently been convicted of lying to government officials.Booz Allen Keeps Winning Government Security Contracts After Snowden Leak
August 15, 2013
The depth of the background investigations depends on the level of clearance.
Insiders suggest it could take up to three fiscal years and a senatorial act to overhaul the current clearance system.
Some say there are systematic problems with the methods OPM uses to carry out its clearance investigations.
For a moment there were other duties to be attended to, a clearance and cleansing.
We shall only be able to pass on this side when the excavations have made a clearance.
You're no earthly use and I ought to give you your clearance papers.The Depot Master
Joseph C. Lincoln
"She's given him his clearance papers," was her way of expressing it.Kent Knowles: Quahaug
Joseph C. Lincoln
They got their clearance without delay and headed for the ready room.A Yankee Flier Over Berlin
- the process or an instance of clearingslum clearance
- (as modifier)a clearance order
- space between two parts in motion or in relative motion
- permission for an aircraft, ship, passengers, etc, to proceed
- official permission to have access to secret information, projects, areas, etc
- banking the exchange of commercial documents drawn on the members of a clearing house
- the disposal of merchandise at reduced prices
- (as modifier)a clearance sale
- the act of hitting or kicking a ball out of the defensive area, as in football
- an instance of this
- the act of clearing an area of land of its inhabitants by mass evictionSee Highland Clearances
- dentistry the extraction of all of a person's teeth
- a less common word for clearing
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for clearance
Online Etymology Dictionary, © 2010 Douglas Harper
- The removal of a substance from the blood, expressed as the volume of blood or plasma cleared of the substance per unit time.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.