Len-tĭc'u-lă, n.

n. [Lat. lenticula, dim. of lens, lentis, a lentil.] 1. (Opt.) A lens of small size. 2. (Bot.) A small tubercle or spot on the stem of a plant; also, a small gland on the under side of a leaf; a lenticelle. 3. (Med.) A kind of eruption upon the skin; lentigo; freckle.