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 |
|---|---|
| wanderlust | strong longing for or impulse toward wandering |
| quarantine | a period of 40 days |
| abode | the place where one lives : home |
| antecedents | a substantive word, phrase, or clause whose denotation is referred to by a pronoun that typically follows the substantive (such as John in "Mary saw John and called to him") |
| insuperable | incapable of being surmounted, overcome, passed over, or solved |
| seduce | to persuade to disobedience or disloyalty |
| trappings | outward signs |
| centurion | an officer commanding a Roman century |
| gull | any of numerous long-winged web-footed aquatic birds (subfamily Larinae of the family Laridae) |
| plutocracy | government by the wealthy |