/ Dictionary / Index D double blossom: Meaning and Definition of Find definitions for: dou'ble blos'som Pronunciation: [key] — Plant Pathol. Plant Pathol. a disease of blackberries and dewberries, characterized by witches'-brooms and flower malformations, caused by a fungus, Cercosporella rubi. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. double block double bogey Related Content Daily Word Quiz: resilient Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language