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
adjunctsomething joined or added to another thing but not essentially a part of it
onslaughtan especially fierce attack
blithelacking due thought or consideration : casual
accordto grant or give especially as appropriate, due, or earned
bevya large group or collection
ordainto invest (see invest
plumea feather of a bird: such as
palpitateto beat rapidly and strongly : throb
altruisticrelating to or given to altruism:
shystera person who is professionally unscrupulous especially in the practice of law or politics : pettifogger