Where does “prehardener” come from?

prehardener (English) comes from English hardener, from English -er, from Middle English -er, from Old French -er, from Latin -āre, from Proto-Italic -āō, from Proto-Indo-European -eh₂yéti, from Proto-Indo-European -yéti — he, she.

prehardener (English): A solution of chemicals used to harden the gelatin of a photographic emulsion prior to processing

Definitions

  1. A solution of chemicals used to harden the gelatin of a photographic emulsion prior to processing

Ancestry of “prehardener”, step by step

prehardener traces back through two separate lines of ancestry.

via English hardener

StepLanguageWordMeaning
1EnglishhardenerOne who, or that which, hardens; A chemical...
2English-erA person or thing that does an action indicated...
3Middle English-eragentive suffix; agent noun suffix
4Old French-erAlternative form of -ier, verbal suffix;...
5Latin-ārefirst conjugation
6Proto-Italic-āōForms primarily denominative verbs
7Proto-Indo-European-eh₂yétiCreates iterative/ frequentative/ intensive...
8Proto-Indo-European-yétiCreates intransitive, often deponent,...
9Proto-Indo-Europeanyé-
10Chichewaiyehe, she

via English pre

StepLanguageWordMeaning
1EnglishpreBefore; Precum, Cowper's fluid, pre-ejaculate; To...
2Latinpraebefore; in front; in front of
3Proto-Italicpraibefore; in front of
4Proto-Indo-Europeanpreh₂-before, in front
5Proto-Indo-Europeanper-before, in front; first; to go through
6Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Chichewa iyeEvery word from English -erEvery word from Proto-Indo-European -yéti