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 |
|---|---|
| enumerate | to ascertain the number of : count |
| hew | to cut with blows of a heavy cutting instrument |
| nimble | quick and light in motion : agile |
| prompt | to move to action : incite |
| levy | the imposition or collection of an assessment |
| vintner | a wine merchant |
| gruesome | inspiring horror or repulsion : grisly |
| acrophobia | abnormal dread of being in a high place : fear of heights |
| delta | the 4th letter of the Greek alphabet see Alphabet Table |
| jurisdiction | the power, right, or authority to interpret and apply the law |