clear

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Related to clear the air: turn up, couldn't, vanish into thin air

clear

1. emptied of freight or cargo
2. (of timber) having a smooth, unblemished surface
3. Showjumping (of a round) ridden without any fences being knocked down or any points being lost

clear

[klir]
(computer science)
To restore a storage device, memory device, or binary stage to a prescribed state, usually that denoting zero. Also known as reset.
A function key on calculators, to delete an entire problem or just the last keyboard entry.
(meteorology)
After United States weather observing practice, the state of the sky when it is cloudless or when the sky cover is less than 0.1 (to the nearest tenth).
To change from a stormy or cloudy weather condition to one of no precipitation and decreased cloudiness.
(navigation)
In marine navigation, to leave or pass safely, as to clear port or clear a shoal.
(ordnance)
To give a person a security clearance.
To operate a gun so as to unload it or make certain no ammunition remains; to free a gun of stoppages.

clear

The net distance, free from interruption, between any two surfaces or areas.

clear

i. In air traffic control, it means permitted to take off or land, cleared to carry out other maneuvers, or cleared to proceed under specified conditions. The activity the pilot is cleared to perform is either suffixed to the word clear, as in “clear to take off,” or it is in response to the request by the pilot as when “Permission to take off?” is answered by an air traffic controller's “Clear.”
ii. To rectify stoppage in an automatic weapon. Also to ensure its serviceability as in “clearing guns” (by firing a small burst into the air).
iii. Authorized to carry out any task as in “Clear to alter height” or “Clear to fly radial.”
iv. The area around the aircraft is clear for aircraft starting.
v. In reference to the sky, it is devoid of any clouds as in “clear sky.” The aircraft may also be in between layers but in VMC (visual meteorological conditions). Also means, “A portion of the sky is free or relatively free of clouds.”
vi. To check nearby airspace for safe airwork or maneuvering of aircraft.
vii. To clear an engine. To open the throttle of an idling reciprocating engine in flight to free it from carbon and/or an overrich mixture.
viii. To clear the air, meaning to gain a favorable air situation in a given sector.
ix. To authorize hardware as fit for use.
x. To fly over an obstacle without touching it (i.e., clear of obstacles).

CLEAR

(language)
A specification language based on initial algebras.

["An Informal Introduction to Specification Using CLEAR", R.M. Burstall in The Correctness Problem in Computer Science, R.S. Boyer et al eds, Academic Press 1981, pp. 185-213].
References in periodicals archive ?
CAIR "will do more than add insult to injury," said Angela Ledford, director of Clear the Air, in a statement.
He said: "The date of the public meeting will be advertised in due course, allowing both objectors and supporters the opportunity to put forward their views and clear the air.
After 30 years of silence and foot dragging, we must clear the air.
Boss Graham Barrow and chairman David Gilpatrick are to face the fans tomorrow night in a clear the air meeting.
To learn more about air pollution and what you can do to clear the air, check out the charts, graphs, and resources on the next two pages.
The same weather patterns that bring the fog in from the bay also serve to clear the air of smoke, thus there was imperceptible impact from the smoke," said Karl Wente, Fifth Generation Winemaker.
I need to speak about what happened because I think it would clear the air.
Cheryl and Ashley are a sealed deal - but they need this dinner to clear the air between the families.
com)-- Danielle Zidek, today announced the new address for the new Clear the Air Inc.
RAFAEL BENITEZ will decide on his Liverpool future once the Champions League campaign is over as club chief executive Rick Parry signalled he wants to clear the air with the Reds manager.
Members of the ensemble have their issues, with the world as well as one another, but a funny comment is usually all that's necessary to clear the air.