Word Study
anhydride
CIDE DICTIONARY
anhydride, n. [See Anhydrous.].
An oxide of a nonmetallic body or an organic radical, capable of forming an acid by uniting with the elements of water; -- so called because it may be formed from an acid by the abstraction of water. [1913 Webster]
OXFORD DICTIONARY
anhydride, n. Chem. a substance obtained by removing the elements of water from a compound, esp. from an acid.
Etymology
as ANHYDROUS + -IDE
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