Significado de "air" - Learner’s Dictionary

air

noun uk us /r/
GAS [ U ]

A2 the mixture of gases around the Earth that we breathe:

He went outside to get some fresh air (= clean, cool air).
the air

B2 the space above and around things:

He fired his gun into the air.
TRAVEL [ U ]

A2 travel in an aircraft:

I like travelling by air.
air safety
QUALITY [ no plural ]

a particular appearance or quality:

He has an air of authority.
be on air

to be broadcasting on television or radio

(Definición de air noun del Cambridge Learner's Dictionary © Cambridge University Press)