/ Dictionary / Index R respirometer: Meaning and Definition of Find definitions for: res•pi•rom•e•ter Pronunciation: (res"pu-rom'i-tur), [key] — n. an instrument for measuring the extent of respiratory movement. an instrument for measuring oxygen consumption or carbon dioxide production in an isolated tissue. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. respire respirometry Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language