/ Dictionary / Index E entomo-: Meaning and Definition of Find definitions for: entomo- Pronunciation: [key] a combining form meaning “insect,” used in the formation of compound words: entomology. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. entomb entomofauna Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language