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
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.
But in 2022, the state found prosecutors' handwritten notes in a banker's box, which Drummond said showed that Sneed told the state he was given lithium after seeing a jailhouse psychiatrist and was diagnosed with bipolar disorder. Melissa Quinn, CBS News, 9 June 2025 February 4, 2025: Ye says on the podcast The Download that he was previously misdiagnosed with bipolar disorder and is actually autistic. Jennifer Zhan, Vulture, 26 May 2025 BetterHelp therapists are all licensed, trained, and accredited, and are equipped to help users manage a variety of mental health conditions including anxiety, depression, PTSD, addiction, and bipolar disorder, as well as life’s various stresses such as grief, loneliness, and trauma. Gina Vaynshteyn, StyleCaster, 12 May 2025 Big Mood follows Maggie, played by Coughlan, a 30-year-old writer with bipolar disorder. Peter White, Deadline, 12 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

Browse Nearby Words

Cite this Entry

“Bipolar disorder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bipolar%20disorder. Accessed 18 Jun. 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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!