/ Dictionary / Index A activewear: Meaning and Definition of Find definitions for: ac•tive•wear Pronunciation: (ak'tiv wâr"), [key] sportswear (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: activewear (Thesaurus) active transport activism Related Content Daily Word Quiz: fresco Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language