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 |
|---|---|
| accord | to grant or give especially as appropriate, due, or earned |
| overturn | to cause to turn over : upset |
| delve | excavate |
| inert | lacking the power to move |
| luxuriant | yielding abundantly : fertile |
| rue | to feel penitence, remorse, or regret for |
| protrude | to jut out from the surrounding surface or context |
| unwieldy | not easily managed, handled, or used (as because of bulk, weight, complexity, or awkwardness) : cumbersome |
| acumen | keenness and depth of perception, discernment, or discrimination especially in practical matters |
| rebuttal | the act of rebutting especially in a legal suit |