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air British & World English

The invisible gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen

on-air British & World English

Being broadcast on radio or television

air con British & World English

short for air conditioning.

air dam British & World English

A streamlining device below the front bumper of a vehicle; a front spoiler

air-dry British & World English

Make or become dry through contact with unheated air

air sac British & World English

A lung compartment containing air; an alveolus

Bel Air British & World English

An affluent residential section of Los Angeles, California

big air British & World English

A high jump in sports such as skateboarding, snowboarding, and BMX

mid-air British & World English

A part or section of the air above ground level or above another surface

off-air British & World English

Not being broadcast on radio or television

ram air British & World English

Air which is forced to enter a moving aperture, such as the air intake of an aircraft

hot air British & World English

Empty talk that is intended to impress

air ball British & World English

A shot which misses the basket and backboard entirely

air brake British & World English

A brake worked by air pressure

air cover British & World English

Protection by aircraft for land-based or naval operations in war situations

air-dash British & World English

Travel to a destination by air at short notice

air date British & World English

The date on which a particular television or radio programme is scheduled to be broadcast

air force British & World English

A branch of the armed forces concerned with fighting or defence in the air

air horn British & World English

A powerful horn which produces sound by means of compressed air

air-kiss British & World English

Purse the lips as if kissing (someone), without making contact

air lane British & World English

A path or course regularly used by aircraft

air mass British & World English

A body of air with horizontally uniform levels of temperature, humidity, and pressure

air mile British & World English

A nautical mile used as a measure of distance flown by aircraft

air miss British & World English

An instance of two or more aircraft in flight on different routes being less than a prescribed safe distance apart

air plant British & World English

A tropical American plant that grows on trees as an epiphyte, with long, narrow leaves that absorb water and nutrients from the atmosphere

air power British & World English

The ability to defend or attack by means of aircraft

air pump British & World English

A device for pumping air into or out of an enclosed space

air rage British & World English

Sudden violent anger or aggressive behaviour provoked in a passenger on board an aircraft by the stress associated with air travel

air raid British & World English

An attack in which bombs are dropped from aircraft on to a ground target

air rank British & World English

The rank attained by air officers

air rifle British & World English

A rifle which fires pellets using compressed air

air shaft British & World English

A straight, typically vertical passage admitting air into a mine, tunnel, or building

air shot British & World English

A missed attempt to hit or kick a ball

air show British & World English

A show at which aircraft perform aerial displays

dead air British & World English

A period during which the signal of a television or radio broadcast is unintentionally interrupted, so that no material is transmitted

open air British & World English

A free or unenclosed space outdoors

light air British & World English

A wind of force 1 on the Beaufort scale (1-3 knots or 1-6 km/h)

plein-air British & World English

Denoting or in the manner of a 19th-century style of painting outdoors, which became a central feature of French impressionism

thin air in thin British & World English

Used to refer to the state of being invisible or non-existent

thin air British & World English

Used to refer to the state of being invisible or non-existent

air-to-air British & World English

Directed or operating from one aircraft to another in flight

air bearing British & World English

A bearing in which moving surfaces are kept apart by a layer of air provided by jets

air bladder British & World English

An air-filled bladder or sac found in certain animals and plants

air bridge British & World English

A movable bridge placed against an aircraft door to allow passengers to embark or disembark

air cleaner British & World English

another term for air filter.

air command British & World English

A high-level organizational unit in the US Air Force

air-cooled British & World English

(Especially of an engine) cooled by means of a current of air

air cooler British & World English

A device for reducing the temperature of air, typically inside a building

air cushion British & World English

The layer of air supporting a hovercraft or similar vehicle

air filter British & World English

A device for filtering particles from the air passing through it, especially one protecting the air inlet of an internal-combustion engine


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