GRE Word List

HALLUCINATION

a sensory perception (such as a visual image or a sound) that occurs in the absence of an actual external stimulus and usually arises from neurological disturbance (such as that associated with delirium tremens, schizophrenia, Parkinson's disease, or narcolepsy) or in response to drugs (such as LSD or phencyclidine)

The meaning of the word hallucination is a sensory perception (such as a visual image or a sound) that occurs in the absence of an actual external stimulus and usually arises from neurological disturbance (such as that associated with delirium tremens, schizophrenia, Parkinson's disease, or narcolepsy) or in response to drugs (such as LSD or phencyclidine).

Random words

WordMeaning
chastento correct by punishment or suffering : discipline
fluctuateto shift back and forth uncertainly
preludean introductory performance, action, or event preceding and preparing for the principal or a more important matter
mundaneof, relating to, or characteristic of the world
floridvery flowery in style : ornate
ostensibleintended for display : open to view
terminologythe technical or special terms used in a business, art, science, or special subject
congruentcongruous
immutablenot capable of or susceptible to change
sonicutilizing, produced by, or relating to sound waves