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
demeanorbehavior toward others : outward manner
gratifyto be a source of or give pleasure or satisfaction to
obstetriciana physician specializing in obstetrics
amicablecharacterized by friendly goodwill : peaceable
fervorintensity of feeling or expression
asperityroughness of manner or of temper : harshness of behavior or speech that expresses bitterness or anger
inclineto bend the head or body forward : bow
accedeto express approval or give consent : to agree to a request or demand
authoritativehaving, marked by, or proceeding from authority
allegeto assert without proof or before proving