cylindric lens

cy·lin·dri·c lens (cyl., C),

a lens in which one of the surfaces is curved in one meridian and less curved in the opposite meridian; for example, a teaspoon or a football.

Synonym(s): astigmatic lens

cy·lin·dri·c lens

(C) (si-lin'drik lenz)

A lens in which one of the surfaces is curved in one meridian and less curved in the opposite meridian; commonly used to correct the visual distortion resulting from astigmatism.
Synonym(s): astigmatic lens.