Unipolar

Unipolar may refer to:

Electronics

• Unipolar generator, a DC electrical generator
• Unipolar motor, a type of small DC electric motor
• Unipolar transistor, transistors that involve single-carrier-type operation

Science and medicine

• Unipolar depression or major depressive disorder
• Unipolar mania, an uncommon mental disorder that causes manic episodes without any history of depression
• Unipolar neuron, a neuron with a single neurite

Other uses

• Unipolar encoding, a line code
• Unipolarity, a distribution of power in international relations in which one state exercises most of the cultural, economic, and military influence