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
striatedmarked with striations or striae
edifyto instruct and improve especially in moral and religious knowledge : uplift
gapeto open the mouth wide
impermeablenot permitting passage (as of a fluid) through its substance
disenfranchiseto deprive of a franchise, of a legal right, or of some privilege or immunity
cloyingdisgusting or distasteful by reason of excess
bedraggleto wet thoroughly
dilettantea person having a superficial interest in an art or a branch of knowledge : dabbler
nuptialof or relating to marriage or the marriage ceremony
uncannyseeming to have a supernatural character or origin : eerie