hallucination

名词 hallucination:

1. illusory perception; a common symptom of severe mental disorder
2. a mistaken or unfounded opinion or idea
   同义词：delusion
3. an object perceived during a hallucinatory episode

1. Tending to induce hallucinations, delusions, or other symptoms of a psychosis. Used of a drug.
   拟精神幻觉的能引起幻觉、幻想或其它精神病症状的，用于药物
2. A type of schizophrenia, usually starting at puberty, characterized by foolish mannerisms, senseless laughter, delusions, hallucinations, and regressive behavior.
   青春期痴呆一种精神分裂症，通常始发于青春期，其特征为举止痴呆、傻笑、妄想、幻觉以及退化的举止
3. A temporary state of mental confusion and clouded consciousness resulting from high fever, intoxication, shock, or other causes. It is characterized by anxiety, disorientation, hallucinations, delusions, trembling, and incoherent speech.
   谵妄一种暂时精神混乱和神志不清的状态，由高烧、酒醉、休克、震惊或其它原因导致。其症状是：焦虑、迷失方向、发生幻觉、妄想、颤抖和说胡话
4. A disorder characterized by sudden and uncontrollable, though often brief, attacks of deep sleep, sometimes accompanied by paralysis and hallucinations.
   嗜眠病以突然的和不由自主的，虽然通常短暂的深度睡眠发作，有时伴随有麻痹和幻觉为特征的一种紊乱

hal.lu.ci.na.tion

n.（名词）

False or distorted perception of objects or events with a compelling sense of their reality, usually resulting from a mental disorder or as a response to a drug.
幻觉：对于事物或事件错误的或扭曲的看法，同时坚信这些看法的真实性 ，它主要产生于精神错乱或药物反应
The objects or events so perceived.
由这样的幻觉产生的形象或事件
A false or mistaken idea; a delusion.
错误的想法；一种错觉

【引伸】
hallu.cina.tional 或
hallu.cina.tive
adj.（形容词）