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 |
|---|---|
| galleon | a heavy square-rigged sailing ship of the 15th to early 18th centuries used for war or commerce especially by the Spanish |
| pucker | to become wrinkled or constricted |
| herbivorous | feeding on plants |
| crass | gross |
| plane | airplane |
| effulgent | radiant splendor : brilliance |
| demeanor | behavior toward others : outward manner |
| dolt | a stupid person |
| gist | essence; main point; substance |
| emissary | one designated as the agent of another : representative |