| a. | 1. | (Bot.) Belonging to, or having the texture or nature of, a leaf; having leaves intermixed with flowers; |
| 2. | (Min.) Consisting of leaves or thin laminæ; having the form of a leaf or plate; | |
| 3. | (Zool.) Leaflike in form or mode of growth; |
| Adj. | 1. | foliaceous - of or pertaining to or resembling the leaf of a plant |
| 2. | foliaceous - bearing numerous leaves | |
| 3. | foliaceous - (especially of metamorphic rock) having thin leaflike layers or strata |