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 |
|---|---|
| tart | agreeably sharp or acid to the taste |
| vouch | to supply supporting evidence or testimony |
| impunity | exemption or freedom from punishment, harm, or loss |
| blandishment | something that tends to coax or cajole : allurement |
| demolition | the act of demolishing |
| noncommittal | giving no clear indication of attitude or feeling |
| yore | time past and especially long past |
| glimmer | to shine faintly or unsteadily |
| egoism | a doctrine that individual self-interest is the actual motive of all conscious action |
| delta | the 4th letter of the Greek alphabet see Alphabet Table |