(organic chemistry) An aromatic bicyclic ion or salt containing a benzene ring fused to a pyrylium ion
benzoxycamphor
phenoxybenzamine
phenoxybenzamine
noun
(pharmacology) A drug that blocks the activity of alpha-receptors and is used in the form of its hydrochloride C₁₈H₂₂ClNO·HCl especially to treat hypertension and sweating due to pheochromocytoma.