Where does “heptanitride” come from?

heptanitride (English) comes from English nitride, from English nitrogen, from French nitrogène, from French -gène, from Latin -genus, from Ancient Greek -γενής, from Ancient Greek -είᾱ, from Ancient Greek -ής — Creates action nouns or result nouns from verbs;...

heptanitride (English): Any nitride containing seven atoms of nitrogen

Definitions

  1. Any nitride containing seven atoms of nitrogen

Ancestry of “heptanitride”, step by step

heptanitride traces back through two separate lines of ancestry.

via English nitride

StepLanguageWordMeaning
1EnglishnitrideA compound of nitrogen where nitrogen has an...
2EnglishnitrogenThe chemical element with an atomic number of 7...
3Frenchnitrogènenitrogen
4French-gène-gen, -genic
5Latin-genusborn from, sprung form
6Ancient Greek-γενήςborn in a certain place or condition; of a kind
7Ancient Greek-είᾱSuperficially appears in abstract nouns derived from σ-stem adjectives, with the true suffix being
8Ancient Greek-ήςadjective suffix
9Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
10Proto-Indo-European-ess
11Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via English hepta

StepLanguageWordMeaning
1Englishheptaseven
Every word from Proto-Indo-European -os