Definition of quaternion

Definition of quaternion
  1. quaternion Noun A group or set of four people or things.
  2. quaternion Noun A four-dimensional hypercomplex number that consists of a real dimension and 3 imaginary ones ("i", "j", "k") that are each a square root of -1. They are commonly used in vector mathematics and in calculating the rotation of three-dimensional objects.
Need more help? Try our forum NEW