a. [ From Amide. ] (Chem.) Containing, or derived from, amidogen. [ 1913 Webster ]
Amido acid,
Amido group,
n. [ Amide + -gen. ] (Chem.) A compound radical,
n. [ Amide + -ol as in alcohol. ] (Photog. & Chem.) A salt of a diamino phenol,
a. (Chem.) A prefix or combining form of Diamine. [ Also used adjectively. ] [ 1913 Webster ]
n. [ Gr. &unr_;, &unr_;, pyramid + -id: cf. F. pyramidoïde. ] A solid resembling a pyramid; -- called also