Open English Wordnet
Nouns
(n)air, aura, atmospherea distinctive but intangible quality surrounding a person or thing“an air of mystery”, “the house had a neglected air”, “an atmosphere of defeat pervaded the candidate's headquarters”, “the place had an aura of romance”
(n)breeze, zephyr, gentle wind, aira slight wind (usually refreshing)“the breeze was cooled by the lake”, “as he waited he could feel the air on his neck”
(n)atmosphere, airthe mass of air surrounding the Earth“there was great heat as the comet entered the atmosphere”, “it was exposed to the air”
(n)tune, melody, air, strain, melodic line, line, melodic phrasea succession of notes forming a distinctive sequence“she was humming an air from Beethoven”
(n)air travel, aviation, airtravel via aircraft“air travel involves too much waiting in airports”, “if you've time to spare, go by air”