/ Dictionary / Index B basal metabolism: Meaning and Definition of Find definitions for: ba'sal metab'olism Pronunciation: [key] — Physiol. Physiol. the minimal amount of energy necessary to maintain respiration, circulation, and other vital body functions while fasting and at total rest. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. basal metabolic rate basal ridge Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language