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Medical Dictionary

bipolar disorder

noun

Medical Definition of bipolar disorder

  1. :  any of several mood disorders characterized usually by alternating episodes of depression and mania 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, manic-depressive psychosis; compare major depressive disorder




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a division or portion of a pool or whole

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