/ Dictionary / Index H homoio-: Meaning and Definition of Find definitions for: homoio- Pronunciation: [key] var. ofhomoiothermal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Homo habilis* homoiotherm Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language