bi·mo·lec·u·lar
(bī′mə-lĕk′yə-lər)adj. Relating to, consisting of, or affecting two molecules.
bi′mo·lec′u·lar·ly adv.
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.
bimolecularly
(ˌbaɪməˈlɛkjʊləlɪ) advin a bimolecular fashion
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014