concavo-convex

[kon-key-voh-kon-veks]

adjective

1. Also concave on one side and convex on the other.

2. Optics.,  pertaining to or noting a lens in which the concave face has a greater degree of curvature than the convex face.

concavo-convex

adjective

1. having one side concave and the other side convex

2. (of a lens) having a concave face with greater curvature than the convex face Compare convexo-concave

Word History and Origins

Origin of concavo-convex¹

1670–80; < Latin concav ( us ) + -o- + convex