Definition of Hallucination

Hallucination:A significant distortion in how an individual perceives reality, often accompanied by intense sensory experiences. This may involve seeing, hearing, tasting, or feeling something that isn't actually present. Various types of hallucinations include:- **Auditory hallucination**: This involves perceiving sounds that aren't there, also known as paracusia or paracusis.- **Gustatory hallucination**: This involves experiencing tastes without a physical source.- **Hypnagogic hallucination**: These are vivid, dreamlike experiences that occur as a person is falling asleep.- **Hypnopompic hallucination**: These are vivid, dreamlike experiences that occur upon waking.- **Kinesthetic hallucination**: This involves a false sense of bodily movement.- **Micropsia**: This is a type of hallucination where objects, people, or animals appear smaller than they are.- **Olfactory hallucination**: This involves perceiving smells that aren't present.- **Somatic hallucination**: This involves the perception of physical experiences happening to the body.- **Tactile hallucination**: This involves the sensation of touch without any physical source.- **Visual hallucination**: This involves seeing things that aren't there.

Medical Definition & Meaning