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 |
|---|---|
| retrograde | having or being motion in a direction contrary to that of the general motion of similar bodies and especially east to west among the stars |
| vernacular | using a language or dialect native to a region or country rather than a literary, cultured, or foreign language |
| frantic | emotionally out of control |
| compassion | sympathetic consciousness of others' distress together with a desire to alleviate it |
| lubricate | to make smooth or slippery |
| imperious | marked by arrogant assurance : domineering |
| pore | to gaze intently |
| histrionic | deliberately affected : overly dramatic or emotional : theatrical |
| fervor | intensity of feeling or expression |
| tangible | capable of being perceived especially by the sense of touch : palpable |