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 |
|---|---|
| convulsion | an abnormal violent and involuntary contraction or series of contractions of the muscles |
| talisman | an object held to act as a charm to avert evil and bring good fortune |
| barrister | a counsel admitted to plead at the bar and undertake the public trial of causes in an English superior court compare solicitor |
| nugatory | of little or no consequence : trifling |
| sophisticated | deprived of native or original simplicity: such as |
| etymology | the history of a linguistic form (such as a word) shown by tracing its development since its earliest recorded occurrence in the language where it is found, by tracing its transmission from one language to another, by analyzing it into its component parts, by identifying its cognates in other languages, or by tracing it and its cognates to a common ancestral form in an ancestral language |
| autocratic | of, relating to, or being an autocracy : absolute |
| incident | an occurrence of an action or situation that is a separate unit of experience : happening |
| comprehensive | covering completely or broadly : inclusive |
| irrefutable | impossible to refute : incontrovertible |