
WordNet 3.6
 adj convexoconcave convex on one side and concave on the other with the convexity being greater than the concavity
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Webster's Revised Unabridged Dictionary

 a Convexoconcave 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.
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Century Dictionary and Cyclopedia

 convexoconcave Having a convex opposite to a concave surface; having a hollow or incurvation on one side corresponding to a convexity on the other: said of bodies.
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Chambers's Twentieth Century Dictionary

 adjs Convexoconcave convex on one side, and concave on the other
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Chambers's Twentieth Century Dictionary
L. convexus—convehĕre—con, together, and vehĕre, to carry.
In literature:
In form, it is circular, convexoconcave, and resembles a watchglass.
"A Treatise on Anatomy, Physiology, and Hygiene (Revised Edition)" by Calvin Cutter
These are the Phaenomena of thick convexoconcave Plates of Glass, which are every where of the same thickness.
"Opticks" by Isaac Newton
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Reverse dictionary
Typos
xonvexoconcave, donvexoconcave, fonvexoconcave, vonvexoconcave, cinvexoconcave, cknvexoconcave, clnvexoconcave, cpnvexoconcave, cobvexoconcave, cohvexoconcave, cojvexoconcave, comvexoconcave, concexoconcave, confexoconcave, congexoconcave, conbexoconcave, convwxoconcave, convsxoconcave, convdxoconcave, convrxoconcave, convezoconcave, convesoconcave, convedoconcave, convecoconcave, convexiconcave, convexkconcave, convexlconcave, convexpconcave, convexoxoncave, convexodoncave, convexofoncave, convexovoncave, convexocincave, convexockncave, convexoclncave, convexocpncave, convexocobcave, convexocohcave, convexocojcave, convexocomcave, convexoconxave, convexocondave, convexoconfave, convexoconvave, convexoconcqve, convexoconcwve, convexoconcsve, convexoconczve, convexoconcace, convexoconcafe