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 |
|---|---|
| impassive | giving no sign of feeling or emotion : expressionless |
| sterile | failing to bear or incapable of producing fruit or spores |
| prehensile | adapted for seizing or grasping especially by wrapping around |
| anvil | a heavy usually steel-faced iron block on which metal is shaped (as by hand hammering) |
| sycophant | a servile self-seeking flatterer |
| finicky | extremely or excessively particular, exacting, or meticulous in taste or standards |
| harbor | a place of security and comfort : refuge |
| ubiquitous | existing or being everywhere at the same time : constantly encountered : widespread |
| season | a time characterized by a particular circumstance or feature |
| pen | to shut in or as if in a pen |