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 |
|---|---|
| cavil | to raise trivial and frivolous objection |
| cogent | appealing forcibly to the mind or reason : convincing |
| arbitrate | to act as arbiter upon (a disputed question) : to settle (a dispute between two people or groups) after hearing the arguments and opinions of both |
| reactionary | relating to, marked by, or favoring reaction |
| hatch | a small door or opening (as in an airplane or spaceship) |
| yoke | a wooden bar or frame by which two draft animals (such as oxen) are joined at the heads or necks for working together |
| piebald | composed of incongruous parts |
| makeshift | a usually crude and temporary expedient : substitute |
| rigid | deficient in or devoid of flexibility |
| profound | having intellectual depth and insight |