gly·​cyl | \ ˈglī-səl How to pronounce glycyl (audio) \

Definition of glycyl

: the monovalent acyl radical NH2CH2CO− of glycine

Examples of glycyl in a Sentence

Recent Examples on the Web

Previous analyses had suggested that the genes responsible for making toluene were likely glycyl radical enzymes (GREs), a small family of proteins that carry out other complex chemical reactions. Robert F. Service, Science | AAAS, "In 1986, scientists found fuel-producing bacteria at the bottom of a Swiss lake. Now, they know how it works," 21 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'glycyl.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of glycyl

1901, in the meaning defined above

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Time Traveler for glycyl

The first known use of glycyl was in 1901

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More Definitions for glycyl


gly·​cyl | \ ˈglī-səl How to pronounce glycyl (audio) \

Medical Definition of glycyl

: the amino acid radical or residue H2NCH2CO− of glycine abbreviation Gly

Comments on glycyl

What made you want to look up glycyl? Please tell us where you read or heard it (including the quote, if possible).


not to be persuaded, moved, or stopped

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