the elastic, invisible mixture of gases (chiefly nitrogen and oxygen, as well as hydrogen, carbon dioxide, argon, neon, helium, etc.) that surrounds the earth; atmosphere
an outward appearance; general impression or feeling given by something: an air of luxury fills the room
a pervading or surrounding influence or condition; general mood or social environment: controversy troubling the air at the convention; an apology designed to clear the air
a person's bearing, manner, or appearance
affected, superior manners and graces
public expression or publicity: give air to your opinions
transportation or travel by aircraft: to go by air
the medium through which radio signals are transmitted