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 |
|---|---|
| shift | to exchange for or replace by another : change |
| gauche | lacking social experience or grace |
| inasmuch_as | since; owing to the fact that |
| accord | to grant or give especially as appropriate, due, or earned |
| cohesion | the act or state of sticking together tightly |
| peroration | the concluding part of a discourse and especially an oration |
| oracular | resembling an oracle (as in solemnity of delivery) |
| hibernate | to pass the winter in a torpid or resting state |
| detonation | the action or process of detonating |
| static | exerting force by reason of weight alone without motion |