air

What is the Definition of air?

Noun:

1. a mixture of gases (especially oxygen)
2. the region above the ground
3. a distinctive but intangible quality surrounding a person or thing
4. a slight wind (usually refreshing)
5. the mass of air surrounding the Earth
6. once thought to be one of four elements composing the universe (Empedocles)
7. a succession of notes forming a distinctive sequence
8. medium for radio and television broadcasting
9. travel via aircraft

Verb:

1. expose to fresh air
2. be broadcast
3. broadcast over the airwaves, as in radio or television
4. make public
5. expose to warm or heated air, so as to dry
6. expose to cool or cold air so as to cool or freshen

Other meanings of air (synonyms, cognates).