/ Dictionary / Index V ventriculus: Meaning and Definition of Find definitions for: ven•tric•u•lus Pronunciation: (ven-trik'yu-lus), [key] — pl. -li the part of the food tract in which digestion takes place, esp. the lower cavity of a compound stomach in insects. gizzard (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ventriculus (Thesaurus) ventricular tachycardia ventriloquial Related Content Daily Word Quiz: rotund Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language