planoconvex
AdjectiveOpen English WordNet
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Webster's Dictionary (GCIDE)
Plano-convex \Pla"no-con"vex\, a. [Plano- + convex.] Plane or flat on one side, and convex on the other; as, a plano-convex lens. See Convex, and Lens. [1913 Webster]
bulging \bulging\ adj.
1.curving or bulging outward. Opposite of concave. [Narrower terms: biconvex, convexo-convex, lenticular, lentiform; broken-backed, hogged; convexo-concave; gibbous, gibbose; planoconvex] Also See: protrusive.
Syn: convex. [WordNet 1.5]
2.curving outward.
Syn: bellied, bellying, bulbous, bulgy, protuberant. [WordNet 1.5]