Where does “pretrigeminal” come from?

pretrigeminal (English) comes from English trigeminal, from Italian trigemino, from Italian gemino, from Latin Geminus, from Latin geminus, from Proto-Italic jemanos, from Proto-Indo-European yemH- — twin.

pretrigeminal (English): Prior to trigeminal pain / neuralgia

Definitions

  1. Prior to trigeminal pain / neuralgia

Ancestry of “pretrigeminal”, step by step

pretrigeminal traces back through two separate lines of ancestry.

via English trigeminal

StepLanguageWordMeaning
1EnglishtrigeminalOf or pertaining to the trigeminal nerve;...
2Italiantrigeminotriplet; trigeminal
3Italiangeminotwin; geminous; first-person singular present...
4LatinGeminustwinborn, twin
5Latingeminustwin; double, paired; a twin
6Proto-Italicjemanos
7Proto-Indo-EuropeanyemH-twin

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 yemH-