Meaning & use
Plano
Last updated
Having a flat surface on one or both sides, used especially to describe a lens with no corrective magnifying power.
See it in a sentence
The optometrist explained that plano lenses have no prescription and are worn purely for style or protection.
Plano sunglasses are popular among people who don't need vision correction.
A note on using this word
"Plano" comes from the Latin planus, meaning "flat," and appears as a prefix in optics terms like "plano-convex" and "plano-concave."
Words with a similar meaning
flatnon-prescription
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