/ Dictionary / Index H homeothermal: Meaning and Definition of Find definitions for: ho•me•o•ther•mal Pronunciation: (hō"mē-u-thûr'mul), [key] — adj. homoiothermal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. homeotherm homeotypic Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language