contact lens

noun

1. one of a pair of small plastic disks that are held in place over the cornea by surface tension and correct vision defects inconspicuously.

contact lens

noun

1. a thin convex lens, usually of plastic, which floats on the layer of tears in front of the cornea to correct defects of vision

Word History and Origins

Origin of contact lens¹

First recorded in 1885–90

Example Sentences

They are a very clever design; imagine a white donut painted on a contact lens, and the effect is ultra creepy.

From The Daily Beast