from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An adrenergic drug, C9H13NO2, that is a powerful vasoconstrictor and is used to relieve nasal congestion, dilate the pupils, and maintain blood pressure during anesthesia.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An α-adrenergic receptor agonist; 3-(1-hydroxy-2-methylamino-ethyl)phenol, with the formula C9H13NO2.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a powerful vasoconstrictor used to dilate the pupils and relieve nasal congestion
phenyl + (epin)ephrine.(American Heritage® Dictionary of the English Language, Fourth Edition)