The invisible gaseous substance surrounding the earth, a mixture mainly of oxygen and nitrogen. The air was fresh and clean after the rain.
The space above the ground; the sky. The bird soared through the air with grace.
The musician played a beautiful air on the piano.
An impression of a quality or manner given by someone or something. She carried an air of confidence wherever she went.
The act or process of broadcasting radio or television signals. The show will be on the air at 8 PM tonight.
A gentle movement of the atmosphere; a light wind or breeze. A cool air drifted in through the open window.
Pretentious or affected behavior; manners intended to impress others (usually in plural). After his promotion, he started putting on airs around his colleagues.