convexo-concave

Definition of Convexo-concave in English :

1. convexo-concave

convex on one side and concave on the other with the convexity being greater than the concavity

WordNet Lexical Database for English. Princeton University. 2010.

Convexo-concave

adjective

1.

having one side convex and the other side concave

2.

(of a lens) having a convex face with greater curvature than the concave face

Compare concavo-convex (sense 2)

adjective

1.

convex on one side and concave on the other

2. Optics

designating a lens whose convex face has a greater degree of curvature than its concave face, so that the lens is thickest in the middle

adj.

1. Convex on one side and concave on the other.

2. Having greater curvature on the convex side than on the concave side. Used of a lens.