Symmetry meaning

sĭmĭ-trē
Frequency:
An exact matching of form and arrangement of parts on opposite sides of a boundary, such as a plane or line, or around a central point or axis.
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Balance or beauty of form or proportion, esp. as resulting from such correspondence.
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The correspondence of the form and arrangement of elements or parts on opposite sides of a dividing line or plane or about a center or an axis.

The symmetry of a butterfly's wings.

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Condition of being symmetrical.
  • Similarity of form or arrangement on either side of a dividing line or plane.
  • Correspondence of opposite parts in size, shape, position, etc.
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Exact correspondence on either side of a dividing line, plane, center or axis.
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(uncountable) The satisfying arrangement of a balanced distribution of the elements of a whole.
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Symmetry is an attribute where something is the same on both sides of an axis.

An example of symmetry is a circle that is the same on both sides if you fold it along its diameter.

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(physics) Invariance under transformation. For example, a system that is invariant under rotation has rotational symmetry.
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A relationship in which there is correspondence or similarity between entities or parts.

The symmetry of the play, which opens and ends with a speech by a female character.

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Beauty as a result of pleasing proportions or harmonious arrangement.
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Origin of symmetry

  • Latin symmetria from Greek summetriā from summetros of like measure sun- syn- metron measure mē-2 in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Latin symmetria, from Ancient Greek συμμετρία (symmetria), from σύμμετρος (summetros, “symmetrical"), from σύν (sun, “with") + μέτρον (metron, “measure").

    From Wiktionary