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 |
|---|---|
| lucrative | producing wealth : profitable |
| austere | stern and cold in appearance or manner |
| cognitive | of, relating to, being, or involving conscious intellectual activity (such as thinking, reasoning, or remembering) |
| encircle | to form a circle around : surround |
| hostility | deep-seated usually mutual ill will |
| cabal | the contrived schemes of a group of persons secretly united in a plot (as to overturn a government) |
| rave | to talk irrationally in or as if in delirium |
| raconteur | a person who excels in telling anecdotes |
| palatable | agreeable to the palate or taste |
| husbandry | the cultivation or production of plants or animals : agriculture |