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 |
|---|---|
| generate | to bring into existence: such as |
| arroyo | a watercourse (such as a creek) in an arid region |
| prophylactic | guarding from or preventing the spread or occurrence of disease or infection |
| lubricate | to make smooth or slippery |
| forerunner | one that precedes and indicates the approach of another: such as |
| confiscate | appropriated by the government : forfeited |
| dictum | a noteworthy statement: such as |
| gavel | rent or tribute in medieval England |
| shear | to cut off the hair from |
| ford | a shallow part of a body of water that may be crossed by wading |