/ Dictionary / Index Z Zwicky: Meaning and Definition of Find definitions for: Zwick•y Pronunciation: (tsvik'ē), [key] 1898–1974, Swiss astrophysicist, born in Bulgaria, in the U.S. after 1925. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Zwickau zwieback Related Content Daily Word Quiz: eureka Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language