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plano-convexPLANO-CON'VEX, a. [plain and convex.] Plain or flat on one side and convex on the other; as a plano-convex lens. |
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plano-convexPLANO-CON'VEX, a. [plain and convex.] Plain or flat on one side and convex on the other; as a plano-convex lens. |