/ Dictionary / Index O ovolactarian: Meaning and Definition of Find definitions for: o•vo•lac•tar•i•an Pronunciation: (ō"vō-lak-târ'ē-un), [key] — n. lacto-ovo-vegetarian. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ovoid ovo-lacto-vegetarian 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