of or pertaining to a glycinic residue present in a polypeptide or protein
noun
2.
the acyl radical C2H4NO of glycine
Word origin
[1900–05; glyc(ine) + -yl]This word is first recorded in the period 1900–05. Other words that entered Englishat around the same time include: Young Turk, decompression, elder statesman, hookup, hormone-yl is a suffix used in the names of radicals. Other words that use the affix -yl include: cacodyl, tetryl, vinyl