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 |
|---|---|
| girth | a band or strap that encircles the body of an animal to fasten something (such as a saddle) on its back |
| shambles | a meat market |
| providence | divine guidance or care |
| valediction | an act of bidding farewell |
| rotundity | marked by roundness : rounded |
| indices | signs; indications; Ex. indices of a student's potential; CF. index: something that reveals or indicates; sign; Ex. cost-of-living index |
| sentient | responsive to or conscious of sense impressions |
| commodious | comfortably or conveniently spacious : roomy |
| propulsive | tending or having power to propel |
| entourage | one's attendants or associates |