PSYCHOSIS 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 Reddington's opening statement centered on Clancy's struggle with postpartum depression, anxiety and ultimately psychosis. — Melina Khan, USA Today, 18 Aug. 2026 Postpartum psychosis is a rare but serious medical emergency characterized by severe, rapid onset psychiatric episodes such as mania, depression, delusions or hallucinations. — Peter Charalambous, ABC News, 17 Aug. 2026 The unrelenting national attention on the Clancy trial has been difficult for people who've had postpartum psychosis, says Meghan Cliffel who experienced the disorder and is now a mental health advocate. — Deborah Becker, NPR, 16 Aug. 2026 Although postpartum psychosis is rare, Leistikow said, families can take steps to prepare, particularly if the mother has a history of mental illness. — Jen Christensen, CNN Money, 13 Aug. 2026 See All Example Sentences for psychosis

Recent Examples of Synonyms for psychosis

Noun

Teri passed away in October 2012 after a long illness due to dementia.

— Ashley Hume, FOXNews.com, 18 Aug. 2026
Earlier research indicated that estrogen-only HRT might actually increase dementia risk, especially if started after age 65.

— Helen Carefoot, Flow Space, 18 Aug. 2026

Definition of dementia

Noun

But no one checked tickets, and only passengers were in the car when Brown, a 32-year-old homeless man diagnosed with schizophrenia, is accused of stabbing Zarutska’s neck.

— Charlotte Observer, Charlotte Observer, 21 Aug. 2026
Dominguez, diagnosed with schizophrenia, had pleaded not guilty by reason of insanity to the killings and the near-fatal attack on the spree’s sole survivor, Kimberlee Guillory, at both his retrial and his initial 2025 murder trial.

— Darrell Smith, Sacbee.com, 20 Aug. 2026

Definition of schizophrenia

Noun

Chinese authorities have long seen the deaths of popular former leaders as a potential trigger for a surge of public emotion and an occasional catalyst for instability when remembrance of the dead turns into criticism of those in power.

— Reuters, NBC news, 18 Aug. 2026
Said another way, Meta’s social media are an instigator of the community and living that are enemies of depression and mental instability.

— John Tamny, Forbes.com, 18 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 24 Aug. 2026.

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Synonyms of psychosis

noun

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