bipolar

bipolar /bi·po·lar/ (-po´lar)

1. having two poles or pertaining to both poles.

2. describing neurons that have processes at both ends.

3. pertaining to mood disorders in which both depressive episodes and manic or hypomanic episodes occur.

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bi·po·lar (b-plr)

adj.

1. Having two poles; used especially of nerve cells in which the branches project from two usually opposite points.

2. Of or relating to both ends or poles of a bacterial or other cell.

3. Of or relating to a major mood disorder that is characterized by episodes of mania and depression.

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bipo·lari·ty (-lr-t) n.

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bipolar

1. having two poles.

2. pertaining to both poles.

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bipolar neurons

one of the types of cells in the retina.

bipolar staining

a characteristic of some bacteria, such as Pasteurella spp.