Word Study
amide
CIDE DICTIONARY
amide, n. [Ammonia + -ide.].
A compound formed by the union of amidogen with an acid element or radical. It may also be regarded as ammonia in which one or more hydrogen atoms have been replaced by an acid atom or radical. [1913 Webster]
OXFORD DICTIONARY
amide, n. Chem. a compound formed from ammonia by replacement of one (or sometimes more than one) hydrogen atom by a metal or an acyl radical.
Etymology
AMMONIA + -IDE
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