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
Word | Meaning |
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prompt | to move to action : incite |
bode | to indicate (something, such as a future event) by signs : presage |
retort | to pay or hurl back : return |
reminiscence | apprehension of a Platonic idea as if it had been known in a previous existence |
except | with the exclusion or exception of |
mantle | a loose sleeveless garment worn over other clothes : cloak |
ascendancy | governing or controlling influence : domination |
sacrilegious | committing or characterized by sacrilege : having or showing a lack of proper respect for a sacred person, place, or object |
nostrum | a medicine of secret composition recommended by its preparer but usually without scientific proof of its effectiveness |
humdrum | monotonous |