Word Study
acyl
CIDE DICTIONARY
acyl, n. [Acid + -yl.].
An acid radical, as acetyl, malonyl, or benzoyl. An acyl radical can be depicted as R-CO- , where -CO- is the carbonyl group, and R is the group that characterizes the acyl moiety. [Webster 1913 Suppl.]
OXFORD DICTIONARY
acyl, n. Chem. the univalent radical of an organic acid.
Etymology
G (as ACID, -YL)
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