Dictionary entry

Iridaceous

Webster's Dictionary 1913

{ Ir′i‐da″ceous (?), I‐rid″e‐ous (?), } a. [From NL. Iris, Iridis, the Iris.] (Bot.) Pertaining to, or resembling, a large natural order of endogenous plants (Iridaceæ), which includes the genera Iris, Ixia, Crocus, Gladiolus, and many others.