Associations to the word «Quaternion»

Wiktionary

QUATERNION, noun. A group or set of four people or things.
QUATERNION, noun. A word of four syllables.
QUATERNION, noun. (mathematics) 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.

Dictionary definition

QUATERNION, noun. The cardinal number that is the sum of three and one.

Wise words

Don't use words too big for the subject. Don't say "infinitely" when you mean "very"; otherwise you'll have no word left when you want to talk about something really infinite.
C. S. Lewis