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