'Membranaceous' definitions:

Definition of 'Membranaceous'

From: GCIDE

Membranaceous \Mem`bra*na"ceous\, a. [L. membranaceus.] [1913 Webster]
1. Same as Membranous. --Arbuthnot. [1913 Webster]
2. (Bot.) Thin and rather soft or pliable, as the leaves of the rose, peach tree, and aspen poplar. [1913 Webster]