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
franticemotionally out of control
pastrya dough that is used to make pies and other baked goods and typically has a high fat content : paste
transparenthaving the property of transmitting light without appreciable scattering so that bodies lying beyond are seen clearly : pellucid
mortifyto subject to severe and vexing embarrassment : shame
estrangedhaving lost former closeness and affection : in a state of alienation from a previous close or familial relationship
fuddlebooze
recapitulateto retell or restate briefly : summarize
improviseto compose, recite, play, or sing extemporaneously
petrifyto convert (organic matter) into stone or a substance of stony hardness by the infiltration of water and the deposition of dissolved mineral matter
abutto border on : to touch along an edge