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 |
|---|---|
| impassive | giving no sign of feeling or emotion : expressionless |
| misadventure | misfortune |
| irrepressible | impossible to repress, restrain, or control |
| woeful | full of woe : grievous |
| substantial | consisting of or relating to substance |
| provenance | origin |
| protean | of or resembling Proteus in having a varied nature or ability to assume different forms |
| felicity | the quality or state of being happy |
| ungainly | lacking in smoothness or dexterity : clumsy |
| fancied | imagined or believed to be true or real |