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 |
|---|---|
| fledgling | a young bird just fledged (see fledge |
| vestige | a trace, mark, or visible sign left by something (such as an ancient city or a condition or practice) vanished or lost |
| berate | to scold or condemn vehemently and at length |
| quay | a structure built parallel to the bank of a waterway for use as a landing place |
| whittle | a large knife |
| start | to move suddenly and violently : spring |
| incorrigible | incapable of being corrected or amended: such as |
| skim | to clear (a liquid) of scum or floating substance |
| skittish | lively or frisky in action : capricious |
| devout | committed or devoted to religion or to religious duties or exercises |