A delusion is a firm and fixed belief based on inadequate grounds not amenable to rational argument or evidence to contrary, not in sync with regional, cultural and educational background. As a pathology, it is distinct from a belief based on false or incomplete information, confabulation, dogma, illusion, or some other misleading effects of perception.

Delusion definition is - something that is falsely or delusively believed or propagated. How to use delusion in a sentence. Synonym Discussion of delusion.

delusion a persistent false belief: A paranoiac has delusions of persecution. Not to be confused with: illusion – misinterpretation of things that exist: A mirage is an illusion caused by atmospheric conditions. de·lu·sion (dĭ-lo͞o′zhən) n. 1. a. The act or process of deluding. b. The state of being deluded. 2. a. A false belief or opinion ...

Delusional disorder is a generally rare mental illness in which the patient presents delusions, but with no accompanying prominent hallucinations, thought disorder, mood disorder, or significant flattening of affect. Delusions are a specific symptom of psychosis.Delusions can be "bizarre" or "non-bizarre" in content; non-bizarre delusions are fixed false beliefs that involve situations that ...

Delusion definition, an act or instance of deluding. See more.

Synonyms for delusion at Thesaurus.com with free online thesaurus, antonyms, and definitions. Find descriptive alternatives for delusion.

delusion [dĕ-loo´zhun] a false belief that is firmly maintained in spite of incontrovertible and obvious proof to the contrary and in spite of the fact that other members of the culture do not share the belief. adj., adj delu´sional. bizarre delusion one that is patently absurd, with no possible basis in fact. delusion of control the delusion that ...

Delusions: Definition A delusion is an unshakable belief in something untrue. These irrational beliefs defy normal reasoning, and remain firm even when overwhelming proof is presented to dispute them. Delusions are often accompanied by hallucinations and/or feelings of paranoia , which act to strengthen confidence in the delusion. Delusions ...

delusion definition: 1. belief in something that is not true: 2. something a person believes and wants to be true, when…. Learn more. Cambridge Dictionary +Plus