Also found in: Dictionary, Encyclopedia.
The lactone of meconic acid, found also in Hydrastis canadensis; a hypnotic.
Farlex Partner Medical Dictionary © Farlex 2012
meconinA chemical isolated from opium, as well as from the root of Hydrastis canadensis. It can be used as a marker of opiate use.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.