psychosis
noun
psy·cho·sis
sī-ˈkō-səs 
plural psychoses
sī-ˈkō-ˌsēz
: a serious mental illness (such as schizophrenia) characterized by defective or lost contact with reality often with hallucinations or delusions
Examples of psychosis in a Sentence
The patient suffers from some kind of psychosis.
Recent Examples on the Web
Psychotic Depression People with psychotic depression have severe depression accompanied by psychosis.
—
Karen Pallarito, Health, 2 June 2024
But Neon Pill emerged from a three-year period when the singer was derailed by the side effects of a prescribed medication that sent him into deep distress and psychosis, separating him from reality and the people closest to him.
—Steve Appleford, SPIN, 31 May 2024
Antipsychotic treatment resistance in first-episode psychosis: prevalence, subtypes and predictors.
—Charlotte Observer, 29 May 2024
Senua is a Pictish warrior who suffers from psychosis.
—Gieson Cacho, The Mercury News, 24 May 2024
See all Example Sentences for psychosis 
Karen Pallarito, Health, 2 June 2024
But Neon Pill emerged from a three-year period when the singer was derailed by the side effects of a prescribed medication that sent him into deep distress and psychosis, separating him from reality and the people closest to him.
—Steve Appleford, SPIN, 31 May 2024
Antipsychotic treatment resistance in first-episode psychosis: prevalence, subtypes and predictors.
—Charlotte Observer, 29 May 2024
Senua is a Pictish warrior who suffers from psychosis.
—Gieson Cacho, The Mercury News, 24 May 2024
See all Example Sentences for psychosis
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'psychosis.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near psychosis
Cite this Entry
“Psychosis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/psychosis. Accessed 8 Jun. 2024.
Copy CitationKids Definition
psychosis
noun
psy·cho·sis
sī-ˈkō-səs
plural psychoses
-ˈkō-ˌsēz
: a serious mental illness marked by loss of or greatly lessened ability to test whether what one is thinking and feeling about the real world is really true
Medical Definition
psychosis
noun
psy·cho·sis
sī-ˈkō-səs
plural psychoses
-ˌsēz
: a serious mental illness (as schizophrenia) characterized by defective or lost contact with reality often with hallucinations or delusions
Love words? Need even more definitions?
Merriam-Webster unabridged
Share