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 |
|---|---|
| vixen | a female fox |
| sect | a dissenting or schismatic religious body |
| pretension | an allegation of doubtful value : pretext |
| shard | a piece or fragment of a brittle substance |
| comprehend | to grasp the nature, significance, or meaning of |
| corollary | a proposition (see proposition |
| rotund | marked by roundness : rounded |
| grudge | to be unwilling to give or admit : give or allow reluctantly or resentfully |
| strangle | to choke to death by compressing the throat with something (such as a hand or rope) : throttle |
| clap | to strike (two things, such as two flat, hard surfaces) together so as to produce a sharp percussive noise |