What is "monureide"

Monureid \Mon*u"re*id\, n. [Mon- + ureid.] (Chem.) Any one of a series of complex nitrogenous substances regarded as derived from one molecule of urea; as, alloxan is a monureid. [Written also monureide.]

alt. (context chemistry English) Any of a series of complex nitrogenous substances regarded as derived from one molecule of urea. n. (context chemistry English) Any of a series of complex nitrogenous substances regarded as derived from one molecule of urea.