Where does “polynitrogen” come from?

polynitrogen (English) comes from English nitrogen, from French nitrogène, from French -gène, from Latin -genus, from Ancient Greek -γενής, from Ancient Greek -είᾱ, from Ancient Greek -ής, from Proto-Indo-European -ēs — Creates action nouns or result nouns from verbs;...

polynitrogen (English): Any of several unstable allotropes of nitrogen...

Definitions

  1. Any of several unstable allotropes of nitrogen...

Ancestry of “polynitrogen”, step by step

polynitrogen traces back through two separate lines of ancestry.

via English nitrogen

StepLanguageWordMeaning
1EnglishnitrogenThe chemical element with an atomic number of 7...
2Frenchnitrogènenitrogen
3French-gène-gen, -genic
4Latin-genusborn from, sprung form
5Ancient Greek-γενήςborn in a certain place or condition; of a kind
6Ancient Greek-είᾱSuperficially appears in abstract nouns derived from σ-stem adjectives, with the true suffix being
7Ancient Greek-ήςadjective suffix
8Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
9Proto-Indo-European-ess
10Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via English poly

StepLanguageWordMeaning
1EnglishpolyPolytechnic; Polyethylene; Polyurethane
2LatinpoliumAlternative form of polion
3LatinpolionA strong-smelling plant, perhaps Teucrium...
4Ancient Greekπόλιονfelty germander
5Ancient Greekπολιόςgrey, grizzled, grizzly; bright, clear, serene; a...
6Proto-Hellenicpoľľósgrey
7Proto-Indo-EuropeanpolH-yós
8Proto-Indo-EuropeanpelH-pale, gray
Every word from Proto-Indo-European -osEvery word from Ancient Greek -ήςEvery word from Ancient Greek -είᾱ