/ Dictionary / Index Z zebrafish: Meaning and Definition of Find definitions for: ze•bra•fish Pronunciation: (zē'bru-fish"Brit.also zeb'ru-), [key] — pl. -fish•es, -fish. a small, slender freshwater fish, Brachydanio rerio, having luminous bluish-black and silvery-gold horizontal stripes: popular in home aquariums. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. zebra finch zebra label Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language