quaternion
9 synonyms for quaternion, grouped by meaning and by how common each one is.
Noun — A group of four people or things.
Synonyms
Everyday swaps
Common words most readers know — safe in any writing.
Less common
Still standard English, but they carry more weight.
Rare, literary or technical
Precise, but they will stand out — check the sense before using one.
Etymology
Comes from Middle English quaterniǒun, from Late Latin quaterniō, from quaternī (“four each”) plus -iō, from quater (“four times”). It is a doublet of kern. The mathematical sense was coined by the Irish mathematician and astronomer William Rowan Hamilton in 1843.
Full origin of quaternion →