Dictionary entry

Monophyllous

Webster's Dictionary 1913

Mo‐noph″yl‐lous (?), a. [Gr. μονόφυλλοσ; μόνοσ alone + φύλλον leaf: cf. F. monophylle.] (Bot.) One-leaved; composed of a single leaf; as, a monophyllous involucre or calyx.