/ Dictionary / Index C cytaster: Meaning and Definition of Find definitions for: cy•tas•ter Pronunciation: (sī-tas'tur, sī'tas-), [key] — n. Biol. aster. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cytarabine -cyte Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language