hexadecanion

H4E1X8A1D2E1C3A1N1I1O1N1

noun

An alternative name for a sedenion, a 16-dimensional hypercomplex number or a 16-dimensional number constructed by doubling the quaternion.

OriginAncient Greek ἑκκαίδεκα →
Scrabble 25
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Meanings

nounhexadecanion (plural hexadecanions)

plural hexadecanions

  1. An alternative name for a sedenion, a 16-dimensional hypercomplex number or a 16-dimensional number constructed by doubling the quaternion.

    We extend this very concept to the larger mathematical object, which generalizes the quaternion, the hexadecanion, which we shall define and use.

    2013 March, Salomon S Mizrahi and Marcos C de Oliveira, “Quaternions, hexadecanions and the Schur complement in quantum mechanics”, in Physica Scripta

Synonyms & antonyms

Also see
sedenion

Origin

  1. Ancient Greekἑκκαίδεκα“sixteen”
  2. Englishhexadecanion

Blend of hexadeca- + quaternion, from Ancient Greek ἑκκαίδεκα (hekkaídeka, “sixteen”).

More words from Ancient Greek

Full word history & related roots →
Cite this entry
APA

hexadecanion. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/hexadecanion

MLA

“hexadecanion.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/hexadecanion. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “hexadecanion,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/hexadecanion.

Source: hexadecanion on Wiktionary, CC BY-SA 4.0.