GRE Word List

ASTIGMATISM

a defect of an optical system (such as a lens) causing rays from a point to fail to meet in a focal point resulting in a blurred and imperfect image

The meaning of the word astigmatism is a defect of an optical system (such as a lens) causing rays from a point to fail to meet in a focal point resulting in a blurred and imperfect image.

Random words

WordMeaning
contiguousbeing in actual contact : touching along a boundary or at a point
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protuberancesomething that is protuberant
odiousarousing or deserving hatred or repugnance : hateful
laxloose
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