Where does “nitrocline” come from?

nitrocline (English) comes from English Nitro, from English nitrocellulose, from English cellulose, from French cellulose, from French cellule, from Latin cellula, from Latin -ulus, from Proto-Italic -olos — Forms agent nouns from verbal roots.

Ancestry of “nitrocline”, step by step

nitrocline traces back through two separate lines of ancestry.

via English Nitro

StepLanguageWordMeaning
1EnglishNitroThe univalent NO2 functional group
2EnglishnitrocelluloseA cotton-like material, made from cellulose by...
3EnglishcelluloseA complex carbohydrate that forms the main...
4Frenchcellulosecellulose
5Frenchcellulecell; table cell
6Latincellulasmall room, especially that of a slave; humble...
7Latin-ulusUsed to form a diminutive of a noun, indicating...
8Proto-Italic-olos
9Proto-Italic-elosForms desubstantival and deadjectival diminutive nouns
10Proto-Indo-European-e-lós
11Proto-Indo-European-lósForms agent nouns from verbal roots

via English cline

StepLanguageWordMeaning
1EnglishclineA gradation in a character or phenotype within a...
2Ancient Greekκλῑ́νωto decline; I bend, lean
Every word from Proto-Indo-European -lós
nitrocline — Etymology, Origin & Word History | Etymology Explorer