Where does “preimmunize” come from?

preimmunize (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.

preimmunize (English): To immunize in advance of another treatment

Definitions

  1. To immunize in advance of another treatment

Ancestry of “preimmunize”, step by step

preimmunize 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 immunize

StepLanguageWordMeaning
1EnglishimmunizeTo make someone or something immune to something;...
2Frenchimmuniserto immunize/immunise
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European preh₂-