/ Dictionary / Index R rubescent: Meaning and Definition of Find definitions for: ru•bes•cent Pronunciation: (r-bes'unt), [key] — adj. becoming red; blushing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. rubeola rubiaceous Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language