[ sahy-kluh-thahy-mee-uh, sik-luh- ]

  1. a mild bipolar disorder characterized by instability of mood and a tendency to swing between mild euphorias and depressions.

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Origin of cyclothymia

First recorded in 1920–25; cyclo- + -thymia

Other words from cyclothymia

  • cy·clo·thy·mic, adjective

Words Nearby cyclothymia Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for cyclothymia


/ (ˌsaɪkləʊˈθaɪmɪə, ˌsɪk-) /

  1. psychiatry a condition characterized by periodical swings of mood between excitement and depression, activity and inactivity: See also manic-depressive

Derived forms of cyclothymia

  • cyclothymic or cyclothymiac, adjective, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012