Polarity

Polarity may refer to:

Science

• Electrical polarity, direction of electrical current
• Polarity (mutual inductance), the relationship between components such as transformer windings
• Polarity (projective geometry), in mathematics, a duality of order two
• Polarity in embryogenesis, the animal and vegetal poles within a blastula
• Cell polarity, differences in the shape, structure, and function of cells
• Chemical polarity, in chemistry, a separation of electric charge
• Magnetic polarity, north or south poles of a magnet
• Polar reciprocation, a concept in geometry also known as polarity
• Trilinear polarity, a concept in geometry of the triangle
• Polarity of a literal, in mathematical logic

Humanities

• Polarity (international relations), a description of the distribution of power within the international system
• Polarity of gender, when a word takes the opposite grammatical gender than expected
• Polarity item, in linguistics, the sensitiveness of some expression to negative or affirmative contexts
• Affirmation and negation, also known as grammatical polarity
• Sexual polarity, a concept of dualism between masculine and feminine

Other uses

• Polarity (game), a board game
• Polarity (Decrepit Birth album), 2010
• Polarity (Norman album), 2003
• Polarity (The Wedding album), 2007

See also

• Polar (disambiguation)
• Polarization (disambiguation)
• Pole (disambiguation)
• Dualism (disambiguation)
• Symmetric bilinear form § Orthogonal polarities