Dictionary definition for: Air
2. (n) a mixture of gases (especially oxygen) required for breathing; the stuff that the wind consists of; "air pollution" "a smell of chemicals in the air" "open a window and let in some air" "I need some fresh air"
11. (n) a 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"
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