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
sensitizationthe action or process of sensitizing
regimenta military unit consisting usually of a number of battalions
pranceto spring from the hind legs or move by so doing
replicaan exact reproduction (as of a painting) executed by the original artist
anvila heavy usually steel-faced iron block on which metal is shaped (as by hand hammering)
clownfarmer
sheatheto put into or furnish with a sheath
impetuousmarked by impulsive vehemence or passion
asinineextremely or utterly foolish or silly
disinterto take out of the grave or tomb