資料來源 : Webster's Revised Unabridged Dictionary (1913)

Diureide \Di*u"re*ide\, n. [Di- + ureide.] (Chem.)
   One of a series of complex nitrogenous substances regarded as
   containing two molecules of urea or their radicals, as uric
   acid or allantoin. Cf. {Ureide}.