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

WordMeaning
rabidextremely violent : furious
vertebrateany of a subphylum (Vertebrata) of chordates that comprises animals (such as mammals, birds, reptiles, amphibians, and fishes) typically having a bony or cartilaginous spinal column which replaces the notochord, a distinct head containing a brain which arises as an enlarged part of the nerve cord, and an internal usually bony skeleton and that includes some primitive forms (such as lampreys) in which the spinal column is absent and the notochord persists throughout life
odoriferousyielding an odor : odorous
hieroglyphicwritten in, constituting, or belonging to a system of writing mainly in pictorial characters
lamentto mourn aloud : wail
yokea wooden bar or frame by which two draft animals (such as oxen) are joined at the heads or necks for working together
fermentto undergo fermentation
intermediarymediator
misconstrueto interpret (something, such as a statement or action) wrongly : misinterpret
laconicusing or involving the use of a minimum of words : concise to the point of seeming rude or mysterious