Word Study
allyl
CIDE DICTIONARY
allyl, n. [L. allium garlic + -yl.].
An organic radical, C3H5 , existing especially in oils of garlic and mustard. [1913 Webster]
OXFORD DICTIONARY
allyl, n. Chem. the unsaturated univalent radical CH2=CH-CH2.
Etymology
L allium garlic + -YL
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