Concavo-convex

Con-caˊvo-con′vex

,

Adj.

1.

Concave on one side and convex on the other, as an eggshell or a crescent.

2.

(Optics)

Specifically, having such a combination of concave and convex sides as makes the focal axis the shortest line between them. See Illust. under

.

–

Con-ca′vous-ly

,

adv.

,

Adj.

Concave on one side, and convex on the other. [See Convex.]

See also: concavoconvex

concavo-convex ‎(comparative more concavo-convex, superlative most concavo-convex)

having one side concave and the other convex

Russian: во́гнуто-вы́пуклый (ru) ‎(vógnuto-výpuklyj), вы́пукло-во́гнутый (ru) ‎(výpuklo-vógnutyj)