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 Polarity and the four elements Polar (disambiguation) Polarization (disambiguation) Pole (disambiguation) Dualism (disambiguation) Symmetric bilinear form § Orthogonal polarities