Bipolar may refer to:
Astronomy
Bipolar nebula, a distinctive nebular formation
Bipolar outflow, two continuous flows of gas from the poles of a star
Mathematics
Bipolar coordinates, a two-dimensional orthogonal coordinate system
Bipolar set, a derivative of a polar set
Bipolar theorem, a theorem in convex analysis which provides necessary and sufficient conditions for a cone to be equal to its bipolar
Medicine
Bipolar disorder, a mental disorder that causes periods of depression and periods of elevated mood Bipolar I disorder, a bipolar spectrum disorder characterized by the occurrence of at least one manic or mixed episode Bipolar II disorder, a bipolar spectrum disorder characterized by at least one episode of hypomania and at least one episode of major depression Bipolar disorder not otherwise specified, a diagnosis for bipolar disorder when it does not fall within the other established sub-types Bipolar neuron, a type of neuron which has two extensions
Music
Albums
Bipolar (Up Dharma Down album), 2008
Bi-Polar (Vanilla Ice album), 2001
Bipolar, a 2009 album by rock group El Cuarteto de Nos
Songs
"Bipolar" (Peso Pluma song), 2023
"Bipolar", a song by Blonde Redhead from their 1997 album Fake Can Be Just as Good "Bipolar", a song by Gloria Trevi from her 2013 album De Película "Bipolar", a song by Gucci Mane from his 2018 album Evil Genius "Bipolar", a 2019 song by Kiiara "Bi Polar", a 2021 song by Bhad Bhabie "Bye Bipolar", a song by Brandy from B7, 2020
Technology
Bipolar electricity transmission, using a pair of conductors in opposite polarity Bipolar encoding, a type of line code where two nonzero values are used Bipolar violation, a violation of the bipolar encoding rules Bipolar electric motor, an electric motor with only two poles to its stationary field Bipolar (locomotive), a locomotive using a bipolar electric motor Bipolar signal, a signal that may assume either of two polarities, neither of which is zero
Transistors
Bipolar junction transistor (BJT) Heterojunction bipolar transistor (HBT) Insulated-gate bipolar transistor (IGBT)
Other uses
Bipolarity, polarity in international relations involving two states
See also
Dipole (disambiguation)