The Collaborative International Dictionary
Menispermaceous
Menispermaceous \Men`i*sper*ma"ceous\, a. [Gr. mh`nh the moon + spe`rma seed.] (Bot.) Pertaining to a natural order ( Menispermace[ae]) of climbing plants of which moonseed ( Menispermum) is the type.
Wiktionary
menispermaceous
a. (context botany English) Pertaining to the natural order Menispermaceae of climbing plants.