Where does “bisquaternary” come from?

bisquaternary (English) comes from English Quaternary, from Latin quaternārius, from Latin quaternus, from Latin quater, from Latin quattŭor, from Portuguese quarto, from Old Portuguese quarto, from Latin quārtus — and.

bisquaternary (English): Having two quaternary ammonium groups

Definitions

  1. Having two quaternary ammonium groups

Ancestry of “bisquaternary”, step by step

bisquaternary traces back through two separate lines of ancestry.

via English Quaternary

StepLanguageWordMeaning
1EnglishQuaternaryThe geological period of the Cenozoic Era immediately following the Tertiary. It is subdivided into the Pleistocene and the Holocene Epochs
2Latinquaternāriuscontaining or consisting of four things
3Latinquaternusfour each; four at a time
4Latinquaterfour times
5Latinquattŭorfour; 4
6Portuguesequartoordinal form of quatro; fourth; quarter; fourth;...
7Old Portuguesequartoquarter
8Latinquārtusfourth
9Proto-Indo-Europeankʷeturtos
10Proto-Indo-Europeankʷetwóresfour
11Proto-Indo-Europeankʷe-and

via English bis

StepLanguageWordMeaning
1Englishbisplural of bi; Twice; showing that something is,...
2Latinbistwice, two times, on two occasions, in two ways
3Latincolorcolour, shade; color; pigment; complexion
4Ancient Greekμέτρονsomething used to measure: measure, rule, weight;...
5Ancient Greek-τρονForms instrument nouns
6Proto-Hellenic-tronForms instrument nouns from verb stems
7Proto-Indo-European-tromForms nouns denoting a tool or instrument
8Proto-Indo-European-tḗrDerives agent nouns from verbs, denoting someone...
Every word from Proto-Indo-European kʷe-