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
exceptionablebeing likely to cause objection : objectionable
murkycharacterized by a heavy dimness or obscurity caused by or like that caused by overhanging fog or smoke
petrifyto convert (organic matter) into stone or a substance of stony hardness by the infiltration of water and the deposition of dissolved mineral matter
self-righteousconvinced of one's own righteousness especially in contrast with the actions and beliefs of others : narrow-mindedly moralistic
conjectureinference formed without proof or sufficient evidence
meddlesomegiven to meddling
condimentssomething used to enhance the flavor of food
routa state of wild confusion or disorderly retreat
abetto actively second and encourage (something, such as an activity or plan)
tycoona businessperson of exceptional wealth, power, and influence : magnate