/ Dictionary / Index C cardiotachometer: Meaning and Definition of Find definitions for: car•di•o•ta•chom•e•ter Pronunciation: (kär"dē-ō-ta-kom'i-tur, -tu-), [key] — n. an instrument for measuring the heart rate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cardiospasm cardiotonic Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language