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concavo-convex
adjective
- having one side concave and the other side convex
- (of a lens) having a concave face with greater curvature than the convex face Compare convexo-concave
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Word History and Origins
Origin of concavo-convex1
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Example Sentences
A small concavo-convex scarious appendage, fixed behind the wings at their base, in many Diptera.
From Project Gutenberg
F is called a meniscus, or concavo-convex, being concave on one, and convex on the other side.
From Project Gutenberg
Other types employ two plano-convex lenses, the curved surfaces nearly in contact; or a concavo-convex and a plano-convex lens.
From Project Gutenberg
Grain is orbicular to ovate, concavo-convex, red-brown, and transversely rugose.
From Project Gutenberg
Grain is oblong, obtusely trigonous, or concavo-convex, red-brown and rugulose on the ventral side.
From Project Gutenberg
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