D defs.my
Entry 1 sense Webster, 1913

Anhydride

/ăn-hīd'-rĭd/ · An·hy·dride · IPA /ænhˈaɪdrɪd/
01 n. An oxide of a nonmetallic body or an organic radical, capable of forming an acid by uniting with the elements of water; -- so called becaus…
  1. 1.
    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.(Chem.)