Where does “monovalency” come from?

monovalency (English) comes from English valency, from Latin Valentia, from Latin -ia, from Latin -ius, from Proto-Italic -jōs, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

monovalency (English): The quality of being monovalent

Definitions

  1. The quality of being monovalent

Ancestry of “monovalency”, step by step

monovalency traces back through two separate lines of ancestry.

via English valency

StepLanguageWordMeaning
1EnglishvalencyThe number of edges connected to a vertex in a...
2LatinValentiahealth, vigour, bodily strength
3Latin-iaUsed to form a feminine abstract noun, usually...
4Latin-iusforming adjectives from nouns; nominative neuter...
5Proto-Italic-jōsForms comparative adjectives
6Proto-Indo-European-yósCreates adjectives from noun or verb stems

via English mono

StepLanguageWordMeaning
1EnglishmonoClipping of mononucleosis; A bicycle or...
2Englishmono-API; one, single, only
3Ancient Greekμονο-one; mono-
Every word from Proto-Indo-European -yós