Definition of symmetries Symmetries

We found 3 definitions of symmetries from 2 different sources.

What does symmetries mean?

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Noun Plural: symmetry
symmetry - (mathematics) an attribute of a shape or relation; exact reflection of form on opposite sides of a dividing line or plane
		symmetricalness, correspondence, balance
		asymmetry, dissymmetry, imbalance (mathematics) a lack of symmetry
		spatial property, spatiality any property relating to or occupying space
		math, mathematics, maths a science (or group of related sciences) dealing with the logic of quantity and shape and arrangement
		geometrical regularity, regularity the quality of being characterized by a fixed principle or rate; "he was famous for the regularity of his habits"
		bilateral symmetry, bilateralism, bilaterality the property of being symmetrical about a vertical plane
symmetry - balance among the parts of something
		proportion
		disproportion lack of proportion; imbalance among the parts of something
		equipoise, counterbalance, equilibrium, balance a compensating equivalent
symmetry - (physics) the property of being isotropic; having the same value when measured in different directions
		isotropy
		property any movable articles or objects used on the set of a play or movie; "before every scene he ran down his checklist of props"
		natural philosophy, physics the science of matter and energy and their interactions; "his favorite subject was physics"

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

symmetry (n.)
A due proportion of the several parts of a body to each other; adaptation of the form or dimensions of the several parts of a thing to each other; the union and conformity of the members of a work to the whole.
symmetry (n.)
The law of likeness; similarity of structure; regularity in form and arrangement; orderly and similar distribution of parts, such that an animal may be divided into parts which are structurally symmetrical.
symmetry (n.)
Equality in the number of parts of the successive circles in a flower.
symmetry (n.)
Likeness in the form and size of floral organs of the same kind; regularity.

symmetry
sim′e-tri, n. the state of one part being of the same measure with or proportionate to another: due proportion: harmony or adaptation of parts to each other.—adj. Symm′etral, commensurable, symmetrical.—n. Symmet′rian, one who is careful about symmetry.—adjs. Symmet′ric, -al, having symmetry or due proportion in its parts: harmonious.—adv. Symmet′rically, with symmetry.—ns. Symmet′ricalness; Symmetri′cian, Symm′etrist, one careful about symmetry; Symmetrisā′tion.—v.t. Symm′etrise, to make symmetrical.—n. Symmetrophō′bia, fear or strong dislike of mechanical symmetry. [L. and Gr. symmetria—syn, together, metron, a measure.]

Symmetry is a property that certain geometrical objects have. If the objects are symmetric, this means that the object appears the same (to be mirrored or reflected) along an axis. This axis has to cross the shape through the middle.