dantrolene

[ dan-truh-leen ]

noun

, Pharmacology.

1. a toxic orange powder, C 14 H 10 N 4 O 5 , used to control muscle spasms, as in the treatment of local trauma, multiple sclerosis, cerebral palsy, or other neurological disorders.

Word History and Origins

Origin of dantrolene¹

dantrol-, contracted from letters of the chemical name + -ene