plano-concave

adjective
pla·no-con·cave | \ ˌplā-nō-(ˌ)kän-ˈkāv , -ˈkän-ˌkāv \

Definition of plano-concave 

: flat on one side and concave on the other

First Known Use of plano-concave

1693, in the meaning defined above

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The first known use of plano-concave was in 1693

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More Definitions for plano-concave

plano-concave

adjective
pla·no-con·cave | \ ˌplā-nō-(ˌ)kän-ˈkāv , -ˈkän-ˌ \

Medical Definition of plano-concave 

: flat on one side and concave on the other a plano-concave lens

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