AskDefine | Define gyration

Dictionary Definition



1 a single complete turn (axial or orbital); "the plane made three rotations before it crashed"; "the revolution of the earth about the sun takes one year" [syn: rotation, revolution]
2 the act of rotating in a circle or spiral [syn: whirling]

User Contributed Dictionary




  1. The act of turning or whirling, as around a fixed center; a circular or spiral motion; motion about an axis; rotation; revolution.
  2. One of the whorls of a spiral univalve shell.

Extensive Definition

Gyration is another term for rotation. A center of actual rotation as well as rotational symmetry may be called gyration center, gyration point, or rotocenter. See also radius of gyration. Other terms with the "gyro-" root for rotation are gyroscope and gyroelongated. See also more terms with gyro.

Synonyms, Antonyms and Related Words

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