PSYCHOSES Synonyms: 38 Similar and Opposite Words

psychosis

noun

Definition of psychosis

as in dementia

a very serious mental illness that makes you behave strangely or believe things that are not true The patient suffers from some kind of psychosis.

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of psychosis Most experts agree that the circumstances of this case are rare and that the majority of treatment options for postpartum depression and postpartum psychosis work. — Helen Carefoot, Flow Space, 28 Aug. 2026 Postpartum psychosis is usually considered a medical emergency, warranting psychiatric hospitalization. — Renee Sorrentino, STAT, 28 Aug. 2026 Postpartum psychosis is far less common than postpartum depression. — ABC News, 28 Aug. 2026 His testimony attempted to cast doubt on the claims that Clancy was suffering from postpartum psychosis and that a voice told her to kill her children. — Althea Legaspi, Rolling Stone, 27 Aug. 2026 See All Example Sentences for psychosis

Recent Examples of Synonyms for psychosis

Noun

Sleep, for instance, isn’t downtime but active maintenance, when the brain flushes out cellular waste in ways that may help stave off dementia.

— Andrea Gawrylewski, Scientific American, 1 Sep. 2026
Developed by researchers in the US, the remarkable new treatment could one day be used to treat patients in advanced stages of dementia by restoring the brain’s ability to recover from ongoing neurodegeneration.

— Mike McRae August 30, New Atlas, 31 Aug. 2026

Definition of dementia

Noun

At this late juncture in the season, the instability of the Akira One’s revolving-door crew is taking its toll.

— Rafaela Bassili, Vulture, 1 Sep. 2026
As Western forces withdraw and violence spreads in Niger, Mali and Burkina Faso, analysts warn these Russian security deals deepen dependence on Moscow while failing to reverse the region’s worsening instability.

— Chinedu Asadu, Los Angeles Times, 31 Aug. 2026

Definition of instability

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psychotic

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“Psychosis.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/psychosis. Accessed 2 Sep. 2026.

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Synonyms of psychosis

noun

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