/ Dictionary / Index V Virtanen: Meaning and Definition of Find definitions for: Vir•ta•nen Pronunciation: (vir'tä-nen), [key] 1895–1973, Finnish biochemist: Nobel prize 1945. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. v. irr. virtu Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language