concavo-convex


con·ca·vo–con·vex

adj
\kän-ˈkā-vō-kän-ˈveks; ˈkän-, kən-ˈ\

Definition of CONCAVO-CONVEX

1
: concave on one side and convex on the other
2
: having the concave side curved more than the convex <a concavo–convex lens>

First Known Use of CONCAVO-CONVEX

1676

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