Where does “preclean” come from?

preclean (English) comes from English clean, from Middle English clene, from Old English clǣne, from Proto-Germanic klainiz, from Proto-Indo-European g(e)lēi-, from Proto-Indo-European ǵel- — to swallow; swallow.

preclean (English): To clean in advance; The act of cleaning...

Definitions

  1. To clean in advance; The act of cleaning...

Ancestry of “preclean”, step by step

preclean traces back through two separate lines of ancestry.

via English clean

StepLanguageWordMeaning
1Englishclean"Free of dirt or impurities or protruberances.";...
2Middle Englishcleneclean
3Old Englishclǣnepure, clear; clean, pure
4Proto-Germanicklainizshining, fine, splendid; tender, precious
5Proto-Indo-Europeang(e)lēi-gleaming
6Proto-Indo-Europeanǵel-to swallow; swallow

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 Proto-Indo-European ǵel-Every word from Proto-Indo-European g(e)lēi-Every word from Proto-Germanic klainiz