un·cou·ple
(ŭn-kŭp′əl)v. un·cou·pled, un·cou·pling, un·cou·ples
v.tr.1. To disconnect: uncouple railroad cars.
2. To set loose or release from a couple.
v.intr. To come or break loose.
un·cou′pler n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
uncoupler
(ʌnˈkʌplə) n (Biochemistry) biochem an agent responsible for the uncoupling of oxidative phosphorylation
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014