• (British) IPA: /kwəˈtəːni.ən/

quaternion (plural quaternions)

  1. A group or set of four people or things.
  2. A word of four syllables.
  3. (mathematics) A four-dimensional hypercomplex number that consists of a real dimension and 3 imaginary ones (i, j, k) that are each an independent square root of -1. They are commonly used in vector mathematics and in calculating the rotation of three-dimensional objects.
Synonyms Translations
  • French: quaternion
  • German: Quaternion
  • Italian: quaternione
  • Portuguese: quaternião
  • Russian: кватернион
  • Spanish: cuaternión

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