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 |
|---|---|
| ambulatory | able to walk about and not bedridden |
| jocose | given to joking : merry |
| missive | a written communication : letter |
| gadfly | any of various flies (such as a horsefly, botfly, or warble fly) that bite or annoy livestock |
| urbane | notably polite or polished in manner |
| entity | being |
| plausible | superficially fair, reasonable, or valuable but often specious |
| outlandish | of or relating to another country : foreign |
| compliant | ready or disposed to comply : submissive |
| vortex | something that resembles a whirlpool |