Where does “biquinary” come from?

biquinary (English) comes from English bi, from English biceps, from Latin biceps, from Latin bis, from Latin color, from Ancient Greek μέτρον, from Ancient Greek -τρον, from Proto-Hellenic -tron — Derives agent nouns from verbs, denoting someone...

biquinary (English): Employing, or relating to, an arithmetical system...

Definitions

  1. Employing, or relating to, an arithmetical system...

Ancestry of “biquinary”, step by step

biquinary traces back through two separate lines of ancestry.

via English bi

StepLanguageWordMeaning
1EnglishbiBisexual; A bisexual person; A type of jade disk...
2EnglishbicepsAny muscle having two heads; Specifically, the...
3Latinbicepsdouble-headed, having two heads; having two...
4Latinbistwice, two times, on two occasions, in two ways
5Latincolorcolour, shade; color; pigment; complexion
6Ancient Greekμέτρονsomething used to measure: measure, rule, weight;...
7Ancient Greek-τρονForms instrument nouns
8Proto-Hellenic-tronForms instrument nouns from verb stems
9Proto-Indo-European-tromForms nouns denoting a tool or instrument
10Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...

via English quinary

StepLanguageWordMeaning
1EnglishquinaryOf fifth rank or order; Consisting of five...
2LatinquīnāriusContaining or consisting of five things
3Latin-āriuser
4Proto-Italic*-āziosForms relational adjectives to nouns (and rarely numerals)
Every word from Proto-Indo-European -tḗrEvery word from Ancient Greek -τρονEvery word from Ancient Greek μέτρον