tolyl
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tol·yl
(tŏl′əl)n.
The group C7H7, derived from toluene. Also called cresyl.
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.
tolyl
(ˈtɒlɪl)n
1. (Elements & Compounds) (modifier) of, consisting of, or containing any of three isomeric groups, CH3C6H4-, derived from toluene: tolyl group or radical.
2. (Elements & Compounds) (modifier) Also: α-tolyl another word for benzyl
[C19: from tolu (see toluene) + -yl]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
tol•yl
(ˈtɒl ɪl)n.
any of three univalent groups, C7H7, derived from toluene.
[1865–70; tol (uene) + -yl]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.