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 |
|---|---|
| toll | a tax or fee paid for some liberty or privilege (as of passing over a highway or bridge) |
| diffidence | the quality or state of being unassertive or bashful : the quality or state of being diffident |
| leery | suspicious |
| illimitable | incapable of being limited or bounded : measureless |
| askance | with disapproval or distrust : scornfully |
| anachronism | an error in chronology |
| suavity | smoothly though often superficially gracious and sophisticated |
| innocuous | producing no injury : harmless |
| suture | a strand or fiber used to sew parts of the living body |
| fecundity | fruitful in offspring or vegetation : prolific |