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 |
|---|---|
| rancid | having an unpleasant smell or taste usually from chemical change or decomposition |
| levitate | to rise or float in or as if in the air especially in seeming defiance of gravitation |
| lachrymose | given to tears or weeping : tearful |
| modulate | to tune to a key or pitch |
| spectrum | a continuum of color formed when a beam of white light is dispersed (as by passage through a prism) so that its component wavelengths are arranged in order |
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| ablution | the washing of one's body or part of it (as in a religious rite) |
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| dictum | a noteworthy statement: such as |
| impeccable | free from fault or blame : flawless |