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 |
|---|---|
| rant | to talk in a noisy, excited, or declamatory manner |
| sojourn | a temporary stay |
| paraphrase | a restatement of a text, passage, or work giving the meaning in another form |
| plait | pleat |
| viable | capable of living |
| refrain | curb |
| gnarl | snarl |
| jubilation | an act of rejoicing : the state of being jubilant |
| contagion | a contagious disease |
| vituperative | uttering or given to censure : containing or characterized by verbal abuse |