/ Dictionary / Index D dantrolene: Meaning and Definition of Find definitions for: dan•tro•lene Pronunciation: (dan'tru-lēn"), [key] — n. Pharm. a toxic orange powder, CHNO, used to control muscle spasms, as in the treatment of local trauma, multiple sclerosis, cerebral palsy, or other neurological disorders. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Danton Danu Related Content Daily Word Quiz: designate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language