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bipedal
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bipolar disorder
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bipolar disorder
bi·po·lar dis·or·der


noun 
Definition:
 
psychiatric disorder with extreme mood swings: a psychiatric disorder characterized by extreme mood swings, ranging between episodes of acute euphoria mania and severe depression
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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