plano-concave

adjective

pla·​no-con·​cave ˌplā-nō-(ˌ)kän-ˈkāv How to pronounce plano-concave (audio)
-ˈkän-ˌkāv
: flat on one side and concave on the other

Word History

First Known Use

1693, in the meaning defined above

Time Traveler
The first known use of plano-concave was in 1693

Dictionary Entries Near plano-concave

planoccipital

plano-concave

plano-convex

See More Nearby Entries 

Cite this Entry

“Plano-concave.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/plano-concave. Accessed 3 Dec. 2024.

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Kids Definition

plano-concave

adjective
pla·​no-con·​cave
ˌplā-nō-kän-ˈkāv,
-ˈkän-ˌkāv
: flat on one side and concave on the other

Medical Definition

plano-concave

adjective
pla·​no-con·​cave ˌplā-nō-(ˌ)kän-ˈkāv How to pronounce plano-concave (audio) -ˈkän-ˌ How to pronounce plano-concave (audio)
: flat on one side and concave on the other
a plano-concave lens
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