Definition of "hallucination" []

• Perception of visual, auditory, tactile, olfactory, or gustatory experiences without an external stimulus and with a compelling sense of their reality, usually resulting from a mental disorder or as a response to a drug. (noun)
• The objects or events so perceived. (noun)
• A false or mistaken idea; a delusion. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "We then see a Yin hallucination (a tearful Yin says “Sayonara, Hei” while he tries to grab her)."
• "I fell prey to water intoxication or low sodium, which is characterized by hallucination, memory loss, and corporal ineptness; a veritable cornucopia of psychoses."
• "The only hallucination is that republican values are good for america – and you seem to be quite high …"
• "We then see a Yin hallucination (a tearful Yin says “Sayonara, Hei” while he tries to grab her)."
• "The other partisans of a natural explanation while avoiding the word hallucination, eventually fall back on the system of Renan which they merely endeavour to render a little less complicated."