/lam"euh neuh/ , n. , pl. laminae /-nee'/ , laminas .
1. a thin plate, scale, or layer.
2. a layer or coat lying over another, as the plates of minerals or bones.
3. Bot. the blade or expanded portion of a leaf.
4. Geol. a layer of sediment or sedimentary rock only a small fraction of an inch (less than a centimeter) in thickness.
[ 1650-60; 2 ]