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 |
|---|---|
| protagonist | the principal character in a literary work (such as a drama or story) |
| mottled | marked with spots of different colors : having blotches of two or more colors |
| argot | the language used by a particular type or group of people : an often more or less secret vocabulary and idiom peculiar to a particular group |
| incur | to become liable or subject to : bring down upon oneself |
| beseech | to beg for urgently or anxiously |
| glossy | having a surface luster or brightness |
| expatriate | banish |
| fissure | a narrow opening or crack of considerable length and depth usually occurring from some breaking or parting |
| spoonerism | a transposition of usually initial sounds of two or more words (as in tons of soil for sons of toil) |
| aloof | removed or distant either physically or emotionally |