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.
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
contact lens n.
A thin plastic or glass lens that is fitted over the cornea of the eye to correct various vision defects.
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