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| a white, crystalline, water-insoluble solid, C14H9Cl5, usually derived from chloral by reaction with chlorobenzene in the presence of fuming sulfuric acid: used as an insecticide and as a scabicide and pediculicide: agricultural use prohibited in the U.S. |
| given to using long words. |
hallucination hal·lu·ci·na·tion (hə-l&oomacr;'sə-nā'shən)
n.
False or distorted perception of objects or events with a compelling sense of their reality, usually resulting from a mental disorder or drug.
The objects or events so perceived.
A false perception that appears to be real, as when, for example, a man dying of thirst in a desert thinks that he sees a lake. (See also delusion.)