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 |
|---|---|
| commiserate | to feel or express sympathy : condole |
| fissure | a narrow opening or crack of considerable length and depth usually occurring from some breaking or parting |
| puissant | having puissance : powerful |
| condescend | to assume an air of superiority |
| foster | having, relating to, or being the relationship between a foster parent and the child who the foster parent cares for |
| adage | a saying often in metaphorical form that typically embodies a common observation |
| extraneous | existing on or coming from the outside |
| perpetrate | to bring about or carry out (something, such as a crime or deception) : commit |
| flaccid | not firm or stiff |
| inept | generally incompetent : bungling |