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Webster 1913 Edition
Convexo-concave
Con-vex′o-con′cave
(?or ?)
, Adj.
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
. Webster 1828 Edition
Convexo-concave
CONVEXO-CONCAVE
,Adj.