from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A drug, C20H23NO4, used as an antagonist to narcotic drugs.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An opiate antagonist used to treat opioid dependence
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. an oral antagonist against the action of opiates
Blend of nal(o)xone and tre- (probably alteration of tri-, after the three carbon atoms in the propyl group that distinguishes it from naloxone, of which it is a congener).(American Heritage® Dictionary of the English Language, Fourth Edition)