/ Dictionary / Index N neoytterbium: Meaning and Definition of Find definitions for: ne•o•yt•ter•bi•um Pronunciation: (nē"ō-i-tûr'bē-um), [key] — n. Chem. ytterbium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. neovascularization NEP Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language