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 |
|---|---|
| pinnacle | an upright architectural member generally ending in a small spire and used especially in Gothic construction to give weight especially to a buttress |
| mammoth | any of a genus (Mammuthus) of extinct Pleistocene mammals of the elephant family distinguished from recent elephants by highly ridged molars, usually large size, very long tusks that curve upward, and well-developed body hair |
| rank | relative standing or position |
| matriculate | to enroll as a member of a body and especially of a college or university |
| treatise | a systematic exposition or argument in writing including a methodical discussion of the facts and principles involved and conclusions reached |
| effrontery | shameless boldness : insolence |
| torrid | parched with heat especially of the sun : hot |
| descry | to catch sight of |
| demagogue | a leader who makes use of popular prejudices and false claims and promises in order to gain power |
| subservient | useful in an inferior capacity : subordinate |