bipolar disorder

noun

: any of several psychological disorders of mood characterized usually by alternating episodes of depression and mania

called also bipolar illness, manic depression

Examples of bipolar disorder in a Sentence

Recent Examples on the Web
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West later claimed in February 2025 that he had been diagnosed with autism and was previously misdiagnosed with bipolar disorder, per CNN. Ingrid Vasquez, People.com, 14 Aug. 2025 The camera never blinks as Ye speaks candidly about living with bipolar disorder, offering rare insight into the realities of mental illness and its impact on identity, perception, and power. Matthew Carey, Deadline, 13 Aug. 2025 Those factors include stress and related conditions such as anxiety, post-traumatic stress disorder (PTSD), bipolar disorder and panic disorder, experts said. Kristen Rogers, CNN Money, 8 June 2025 Although developed to treat depression, it’s also sometimes used to manage symptoms of mental health conditions like bipolar disorder and borderline personality disorder (BPD), as well as issues with grief, social isolation, and relationship conflicts. Laura Dorwart, Verywell Health, 28 May 2025 See All Example Sentences for bipolar disorder

Word History

First Known Use

1972, in the meaning defined above

Time Traveler
The first known use of bipolar disorder was in 1972

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Cite this Entry

“Bipolar disorder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bipolar%20disorder. Accessed 20 Aug. 2025.

Kids Definition

bipolar disorder

noun
: any of several psychological disorders of mood characterized by alternating episodes of depression and mania

Medical Definition

bipolar disorder

noun
: any of several mood disorders characterized usually by alternating episodes of depression and mania

Note: The mania experienced in bipolar disorder may be of the euphoric or irritable type or both.

called also bipolar affective disorder, bipolar illness, manic depression, manic-depressive illness

compare major depressive disorder

More from Merriam-Webster on bipolar disorder

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