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 |
|---|---|
| marsupial | any of an order (Marsupialia) of mammals comprising kangaroos, wombats, bandicoots, opossums, and related animals that do not develop a true placenta and that usually have a pouch on the abdomen of the female which covers the teats and serves to carry the young |
| penetrate | to pass into or through |
| requisition | the act of formally requiring or calling upon someone to perform an action |
| resentment | a feeling of indignant displeasure or persistent ill will at something regarded as a wrong, insult, or injury |
| plasticity | the quality or state of being plastic |
| stupefy | to make stupid, groggy, or insensible |
| beware | to be on one's guard |
| rig | to fit out with rigging |
| nourish | nurture |
| splice | to unite (two ropes or two parts of a rope) by interweaving the strands |