Where does “divalent” come from?

Divalent comes from English valent, from Ancient Greek διά, from Ancient Greek δισα, from Proto-Indo-European dwís, ultimately from Proto-Indo-European dwóh₁ meaning two.

divalent (English): Having an atomic valence of 2; Having a vaccine...

Definitions

  1. Having an atomic valence of 2; Having a vaccine...

Ancestry of “divalent”, step by step

divalent traces back through two separate lines of ancestry.

via English valent

StepLanguageWordMeaning
1EnglishvalentHaving valence
2EnglishValenceThe number of arguments that a verb can have, including its subject, ranging from zero to three or, less commonly, four
3FrenchValencevalence
4LatinValentiahealth, vigour, bodily strength
5Latin-iaUsed to form a feminine abstract noun, usually...
6Latin-iusforming adjectives from nouns; nominative neuter...
7Proto-Italic-jōsForms comparative adjectives
8Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English Di

StepLanguageWordMeaning
1EnglishDi

Words derived from “divalent

Every word from Proto-Indo-European -yós
divalent — Etymology, Origin & Word History | Etymology Explorer