/ Dictionary / Index R rockrose: Meaning and Definition of Find definitions for: rock•rose Pronunciation: (rok'rōz"), [key] — n. any plant of the genus Cistus or some allied genus, as Helianthemum. any related plant. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rockrose (Thesaurus) rock-ribbed rockrose family 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