/ Dictionary / Index R respiratory: Meaning and Definition of Find definitions for: res•pi•ra•to•ry Pronunciation: (res'pur-u-tôr"ē, -tōr"ē, ri-spīr'u-), [key] — adj. pertaining to or serving for respiration: respiratory disease. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: respiratory (Thesaurus) respirator respiratory chain Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language