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
soothsayera person who predicts the future by magical, intuitive, or more rational means : prognosticator
insularitycharacteristic of an isolated people
equanimityevenness of mind especially under stress
pedestalthe support or foot of a late classic or neoclassical column see column illustration
amorphoushaving no definite form : shapeless
vernalof, relating to, or occurring in the spring
monographa learned treatise on a small area of learning
invoketo petition for help or support
magnitudegreat size or extent
methodicalarranged, characterized by, or performed with method or order