clearance
Americannoun
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the act of clearing.
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the distance between two objects; an amount of clear space.
The bridge allowed a clearance of 37 feet at mean high water.
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a formal authorization permitting access to classified information, documents, etc.
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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.
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a clear space; a clearing.
The house stood in a clearance among the trees.
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Banking. an exchange of checks and other commercial paper drawn on members of a clearinghouse, usually effected at a daily meeting of the members.
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Machinery. a space between two moving parts, left to avoid clashing or to permit relatively free motion.
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the angle between a face of a cutting tool, as a lathe tool, and the work.
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Nautical.
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the clearing of a ship at a port.
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Also called clearance papers. the official papers certifying this.
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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.
noun
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the process or an instance of clearing
slum clearance
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( as modifier )
a clearance order
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space between two parts in motion or in relative motion
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permission for an aircraft, ship, passengers, etc, to proceed
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official permission to have access to secret information, projects, areas, etc
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banking the exchange of commercial documents drawn on the members of a clearing house
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the disposal of merchandise at reduced prices
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( as modifier )
a clearance sale
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sport
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the act of hitting or kicking a ball out of the defensive area, as in football
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an instance of this
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the act of clearing an area of land of its inhabitants by mass eviction See Highland Clearances
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dentistry the extraction of all of a person's teeth
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a less common word for clearing
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
According to Homeland Security, members of the Trusted Traveler Program “use expedited clearance lanes on arrival at U.S. airports and when crossing international land and sea borders.”
From Los Angeles Times ● Jul. 24, 2026
For more than a decade, aircraft entering Yemeni airspace have needed prior clearance from the Saudi-led coalition that backs the government and says it enforces the restriction at its request.
From Barron's ● Jul. 13, 2026
Promoting slum clearance and clean water while preventing adulterated food addressed popular grievances while offering competent, uncontroversial government.
From The Wall Street Journal ● Jul. 12, 2026
In its recommendations, the report said that "no public appointments should be announced or made without the appropriate security clearance first being granted".
From BBC ● Jul. 9, 2026
“We need to get Windy a gift,” Nana says, admiring a tie-dye craft kit also in the clearance section.
From "The Miscalculations of Lightning Girl" by Stacy McAnulty
The company now has gained clearances from more than 60 jurisdictions, including from the U.S.
From Los Angeles Times ● Jul. 25, 2026
Any setback in receiving FDA clearances or signs of waning momentum in high-growth categories would likely keep shares under pressure.
From Barron's ● Jun. 17, 2026
Although many people with security clearances are government employees, millions of private citizens also need clearances to work on military matters or to represent criminal defendants charged with crimes that implicate sensitive information.
From Slate ● May 15, 2026
And they lashed away nine clearances in any direction that wasn’t toward their own goal.
From The Wall Street Journal ● May 6, 2026
Both Robert and Charlotte Serber had held security clearances at Los Alamos, where Charlotte served as the lab’s indispensable librarian.
From "Big Science" by Michael Hiltzik
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
