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
By forcing Senua on an introspective journey the first time around, the original game (which was brief at only seven hours) leaned into the debilitating fatigue and confusion of psychosis.
—
Christopher Cruz, Rolling Stone, 21 May 2024
Meth, a highly addictive stimulant that nurtures psychoses, was so utterly transforming him that Ms. Stevens collected their daughter and left.
—Photographs Todd Heisler, New York Times, 19 May 2024
Potential side effects of the drug are still being studied but can include psychosis and addiction.
—Jenna Barackman, Kansas City Star, 9 May 2024
Records show Patient 2 was involuntarily committed to South Florida State Hospital on April 20, 2023, after his psychiatrist diagnosed him as suffering from symptoms of schizophrenia and psychosis.
—Carol Marbin Miller, Miami Herald, 3 May 2024
See all Example Sentences for psychosis 
Christopher Cruz, Rolling Stone, 21 May 2024
Meth, a highly addictive stimulant that nurtures psychoses, was so utterly transforming him that Ms. Stevens collected their daughter and left.
—Photographs Todd Heisler, New York Times, 19 May 2024
Potential side effects of the drug are still being studied but can include psychosis and addiction.
—Jenna Barackman, Kansas City Star, 9 May 2024
Records show Patient 2 was involuntarily committed to South Florida State Hospital on April 20, 2023, after his psychiatrist diagnosed him as suffering from symptoms of schizophrenia and psychosis.
—Carol Marbin Miller, Miami Herald, 3 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 6 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
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