cyclothymia

noun

cy·​clo·​thy·​mia ˌsī-klə-ˈthī-mē-ə How to pronounce cyclothymia (audio)
: a mood disorder characterized by alternating episodes of depression and elation in a form less severe than that of bipolar disorder
Cyclothymia is a mild form of bipolar disorder with short and irregular cycles of nervousness and lethargy, pessimism and optimism, insomnia and oversleeping, tearfulness and jocularity, arrogance and self-pity, passionate involvement and sudden loss of interest.Lester Grinspoon

Examples of cyclothymia in a Sentence

Recent Examples on the Web About two years before the crash, a psychologist diagnosed Adibi with bipolar disorder or cyclothymia, a mood disorder that’s considered less extreme than bipolar disorder, along with ADHD. Nollyanne Delacruz, The Mercury News, 3 May 2024 However, these positive vibes can be interrupted by rapid cycling of emotional ups and downs known as cyclothymia. Katarina Avendano, Good Housekeeping, 19 May 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'cyclothymia.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

borrowed from German Cyklothymie (now Zyklothymie), from cyklo- cyclo- + -thymie, as in Dysthymie dysthymia

Note: The term was introduced by the German psychiatrist Karl Kahlbaum (1828-99) in "Ueber cyklisches Irresein," Der Irrenfreund: Psychiatrische Monatschrift für praktische Aerzte, 24. Jahrgang (1882), Nr. 10, p. 155.

First Known Use

1882, in the meaning defined above

Time Traveler
The first known use of cyclothymia was in 1882

Dictionary Entries Near cyclothymia

Cite this Entry

“Cyclothymia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cyclothymia. Accessed 24 Jun. 2024.

Medical Definition

cyclothymia

noun
cy·​clo·​thy·​mia ˌsī-klə-ˈthī-mē-ə How to pronounce cyclothymia (audio)
: a mood disorder characterized by alternating episodes of depression and elation in a form less severe than that of bipolar disorder
Last Updated: - Updated example sentences
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