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 |
|---|---|
| broil | to cook by direct exposure to radiant heat : grill |
| hoary | gray or white with or as if with age |
| cog | a tooth on the rim of a wheel or gear |
| missile | capable of being thrown or projected to strike a distant object |
| objective | expressing or dealing with facts or conditions as perceived without distortion by personal feelings, prejudices, or interpretations |
| dour | stern |
| ineffectual | not producing the proper or intended effect : futile |
| prim | to give a prim or demure expression to |
| industrious | constantly, regularly, or habitually active or occupied : diligent |
| dull | tedious |