/ Dictionary / Index A air-condition: Meaning and Definition of Find definitions for: air-con•di•tion Pronunciation: (âr'kun-dish"un), [key] — v.t. to furnish with an air-conditioning system. to treat (air) with such a system. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: air-condition (Thesaurus) air commodore air conditioner Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language