Definition of psychosis
: fundamental derangement of the mind (as in schizophrenia) characterized by defective or lost contact with reality especially as evidenced by delusions, hallucinations, and disorganized speech and behavior
Examples of psychosis in a sentence
The patient suffers from some kind of psychosis.
Origin and Etymology of psychosis
First Known Use: 1847
PSYCHOSIS Defined for English Language Learners
Definition of psychosis for English Language Learners
: a very serious mental illness that makes you behave strangely or believe things that are not true
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