%convex%

a. 1. Concave on one side and convex on the other, as an eggshell or a crescent. [ 1913 Webster ]

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 Lens. [ 1913 Webster ]

a. [ L. convexus vaulted, arched, convex, concave, fr. convehere to bring together: cf. F. convexe. See Vehicle. ] Rising or swelling into a spherical or rounded form; regularly protuberant or bulging; -- said of a spherical surface or curved line when viewed from without, in opposition to concave. [ 1913 Webster ]

Drops of water naturally form themselves into figures with a convex surface. Whewell. [ 1913 Webster ]

Double convex, convex on both sides; convexo-convex. [ 1913 Webster ]

n. A convex body or surface. [ 1913 Webster ]

Half heaven's convex glitters with the flame. Tickell. [ 1913 Webster ]

☞ This word was often pronounced con-vex' by early writers, as by Milton, and occasionally by later poets. [ 1913 Webster ]

a. Made convex; protuberant in a spherical form. Sir T. Browne. [ 1913 Webster ]

adv. In a convex form; convexly. Sir T. Browne. [ 1913 Webster ]

n. Convexity. [ 1913 Webster ]

n.; pl. Convexities /plu>. [ L. convexitas: cf. F. convexité. ] The state of being convex; the exterior surface of a convex body; roundness. [ 1913 Webster ]

A smooth, uniform convexity and rotundity of a globe. Bentley. [ 1913 Webster ]

adv. In a convex form; as, a body convexly shaped. [ 1913 Webster ]

n. The state of being convex; convexity. [ 1913 Webster ]

a. Convex on one side, and concave on the other. The curves of the convex and concave sides may be alike or may be different. See Meniscus. [ 1913 Webster ]

a. Convex on both sides; double convex. See under Convex, a. [ 1913 Webster ]

a. Convex on one side, and flat on the other; plano-convex. [ 1913 Webster ]