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 |
|---|---|
| extrude | to force, press, or push out |
| blithe | lacking due thought or consideration : casual |
| diverge | to move or extend in different directions from a common point : draw apart |
| quarry | game |
| paradigm | example |
| chide | to speak out in angry or displeased rebuke |
| kindred | of a similar nature or character : like |
| expletive | a syllable, word, or phrase inserted to fill a vacancy (as in a sentence or a metrical line) without adding to the sense |
| unimpeachable | not impeachable: such as |
| pivotal | of, relating to, or constituting a pivot |