/ Dictionary / Index P perspire: Meaning and Definition of Find definitions for: per•spire Pronunciation: (pur-spīr'), [key] — v., -spired, -spir•ing. —v.i. to secrete a salty, watery fluid from the sweat glands of the skin, esp. when very warm as a result of strenuous exertion; sweat. —v.t. to emit through pores; exude. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: perspire (Thesaurus) perspiratory per stirpes Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language