/ Dictionary / Index B Breathalyzer: Meaning and Definition of Find definitions for: Breath•a•lyz•er Pronunciation: (breth'u-lī"zur), [key] — Trademark. Trademark. a brand of breath analyzer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: breathalyzer (Thesaurus) breathable breath analyzer Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language