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
tempestuousof, relating to, or resembling a tempest : turbulent
jesta joking or mocking remark
retrieveto locate and bring in (killed or wounded game)
expiateto make amends for
pessimisman inclination to emphasize adverse aspects, conditions, and possibilities or to expect the worst possible outcome
abashto destroy the self-possession or self-confidence of (someone) : disconcert
maverickan unbranded range animal
minatoryhaving a menacing quality
elixira substance held capable of changing base metals into gold
mawkishlacking flavor or having an unpleasant taste