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 |
|---|---|
| rigid | deficient in or devoid of flexibility |
| misadventure | misfortune |
| murky | characterized by a heavy dimness or obscurity caused by or like that caused by overhanging fog or smoke |
| subsume | to include or place within something larger or more comprehensive : encompass as a subordinate or component element |
| reciprocal | inversely related : opposite |
| condone | to regard or treat (something bad or blameworthy) as acceptable, forgivable, or harmless |
| ultimate | last in a progression or series : final |
| sidereal | of, relating to, or expressed in relation to stars or constellations : astral |
| graduated | marked with divisions indicating degrees or units of measurement |
| impetuous | marked by impulsive vehemence or passion |