/ Dictionary / Index V vitelline: Meaning and Definition of Find definitions for: vi•tel•line Pronunciation: (vi-tel'in, -ēn, vī-), [key] — adj. of or pertaining to the egg yolk. having a yellow color resembling that of an egg yolk. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vitellin vitelline membrane Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language