Exact correspondence on either side of a dividing line, plane, center or axis. / The satisfying arrangement of a balanced distribution of the elements of a whole.

plural of symmetry

(physics) the invariance of the laws of physics under the Lorentz transformation.

the property of being symmetrical about a vertical plane / (biology) the characteristic, in animals, of being symmetric about a plane running from head to tail

(physics) the fundamental symmetry of physical laws under transformations that involve the simultaneous inversions of charge, parity and time

(physics, chemistry) The properties of an atomic orbital or molecular orbital that characterize its symmetry; especially those properties that are conserved in a chemical reaction.

Alternative spelling of skew-symmetry

(linear algebra) The state of being skew-symmetric

(geometry) Any of one or more lines about which a geometric figure is symmetric

A form of symmetry in which identical parts are arranged in a circular fashion around a central axis.