1. Noun. (pharmaceutical drug) A particular narcotic painkiller. ¹
¹ Source: wiktionary.com
Medical Definition of Levorphanol
1. A narcotic analgesic that may be habit-forming. It is nearly as effective orally as by injection.
Pharmacological action: analgesics, opioid, narcotics.
Chemical name: Morphinan-3-ol, 17-methyl-
(12 Dec 1998)
