Where does “preoperating” come from?

preoperating (English) comes from English pre, from Latin prae, from Proto-Italic prai, from Proto-Indo-European preh₂-, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

preoperating (English): Before the start of operation

Definitions

  1. Before the start of operation

Ancestry of “preoperating”, step by step

preoperating traces back through two separate lines of ancestry.

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

via English operating

StepLanguageWordMeaning
1EnglishoperatingIn operation; that operates; Involved in an...
Every word from Proto-Indo-European pr̥tós