Category:Lamina

Lam"i*na, n.; pl. L. Lamella.

1. A thin plate or scale; a laying over another; -- said of thin plates or platelike substances, as of bone or minerals.

2. (Bot.)

Defn: The blade of a leaf; the broad, expanded portion of a petal or sepal of a flower. Gray.

3. (Zoöl.)

Defn: A thin plate or scale; specif., one of the thin, flat processes composing the vane of a feather.