/ Dictionary / Index O olfactometer: Meaning and Definition of Find definitions for: ol•fac•tom•e•ter Pronunciation: (ol"fak-tom'i-tur, ōl"-), [key] — n. a device for estimating the keenness of the sense of smell. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. olfaction olfactory Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language