octonion

== English == === Etymology === Blend of Latin octō (“eight”) +‎ quaternion. === Pronunciation === (Received Pronunciation) IPA(key): /ɒkˈtəʊ.ni.ən/ (General American) IPA(key): /ɑkˈtoʊ.ni.ən/ Rhymes: -əʊniən === Noun === octonion (plural octonions) (mathematics) An 8-dimensional nonassociative extension of a quaternion with a real part and 7 imaginary parts (each a real multiple of a distinct square root of −1). ==== Hypernyms ==== hypercomplex number ==== Derived terms ==== ==== Translations ==== ==== See also ==== imaginary unit quaternion sedenion === Anagrams === otoconin