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Meaning of cyclothymia

cy•clo•thy•mi•a

Pronunciation: (sī"klu-thī'mē-u, sik"lu-), [key]
— n. Psychiatry.
  1. a mild bipolar disorder characterized by instability of mood and a tendency to swing between mild euphorias and depressions.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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