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.
Nautical.
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.
Cleanthes, cleanup, clean wool, clear, clear-air turbulence, clearance, clear and present danger, clear as a bell, clear as crystal, clear as mud, clear away
With some machines, wider aftermarket tires will require ¾- or 1-inch spacers to maintain clearance, but even when not required, that wider stance will add stability to your machine, especially on side-hill trails.
Six ways to make your ATV even more rugged|By Tyler Freel/Outdoor Life|September 17, 2020|Popular Science
The site served as an aggregator of “Q drops,” which are anonymous posts on the website 8kun by someone claiming to have a high-level government security clearance providing inside information.
Citigroup puts employee who ran QAnon website on paid leave|kdunn6|September 17, 2020|Fortune
Because Moriarty was actively suicidal, Sheriff’s Department policy normally would have required deputies to take him to the county’s emergency psychiatric unit for clearance before booking him into jail.
Longtime Sheriff’s Employee Contradicts Official Account of Jail Death|Kelly Davis|September 3, 2020|Voice of San Diego
SDG&E said though the state puts a limit on the minimum tree clearance, it doesn’t set a maximum.
Watchdog Warns: SDG&E’s Tree-Trimming Plan Could Worsen Wildfires|MacKenzie Elmer|August 24, 2020|Voice of San Diego
In May 2019, the CPUC said it would allow “the 25-foot clearance range where necessary and feasible if supported by scientific evidence or data showing that such clearance will reduce wildfire risk.”
Watchdog Warns: SDG&E’s Tree-Trimming Plan Could Worsen Wildfires|MacKenzie Elmer|August 24, 2020|Voice of San Diego
Clearance is determined by a having a current test entered into PASS.
How Will Porn Solve Its HIV Crisis?|Richard Abowitz|September 12, 2013|DAILY BEAST
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|Filipa Ioannou|August 15, 2013|DAILY BEAST
The depth of the background investigations depends on the level of clearance.
How Did He Get Clearance?|Miranda Green|June 13, 2013|DAILY BEAST
Insiders suggest it could take up to three fiscal years and a senatorial act to overhaul the current clearance system.
How Did He Get Clearance?|Miranda Green|June 13, 2013|DAILY BEAST
Some say there are systematic problems with the methods OPM uses to carry out its clearance investigations.
How Did He Get Clearance?|Miranda Green|June 13, 2013|DAILY BEAST
I desire you will come to the bottom of it in clearance to me.
Clarissa, Volume 6 (of 9)|Samuel Richardson
This was sent up for clearance, and insofar as the citizenship angle was concerned, I agreed with what they had done.
Warren Commission (11 of 26): Hearings Vol. XI (of 15)|The President's Commission on the Assassination of President Kennedy
The obtaining of a clearance at the custom-house was not a very difficult matter.
Continental Monthly , Vol I, Issue I, January 1862|Various
Not only that, but they have a clearance for this kind of special work—we've needed them before.
Out Like a Light|Gordon Randall Garrett
They got their clearance without delay and headed for the ready room.
A Yankee Flier Over Berlin|Al Avery
British Dictionary definitions for clearance
clearance
/ (ˈklɪərəns) /
noun
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
bankingthe exchange of commercial documents drawn on the members of a clearing house
the disposal of merchandise at reduced prices
(as modifier)a clearance sale
sport
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
dentistrythe extraction of all of a person's teeth