edrophonium: Meaning and Definition of

ed•ro•pho•ni•um

Pronunciation: (ed"ru-fō'nē-um), [key]
— n. Pharm.
  1. a substance, CHBrNO, used to reverse certain muscle-relaxing agents, such as tubocurarine, in surgical procedures: also used in the diagnosis of myasthenia gravis.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.