Where does “反射神経” come from?

反射神経 (Japanese) comes from Japanese 神経, from Dutch zenuw, from Middle Dutch senewe, from Old Dutch senawa, from Proto-Germanic senawō, from Proto-Indo-European snḗh₁wr̥, from Proto-Indo-European (s)neh₁- — to spin (thread), to sew.

反射神経 (Japanese): reflexes

Definitions

  1. reflexes

Ancestry of “反射神経”, step by step

反射神経 traces back through two separate lines of ancestry.

via Japanese 神経

StepLanguageWordMeaning
1Japanese神経sensitivity
2Dutchzenuwnerve
3Middle Dutchsenewe
4Old Dutchsenawa
5Proto-Germanicsenawōcord, tendon, sinew; nerve
6Proto-Indo-Europeansnḗh₁wr̥tendon, sinew; sinew, tendon
7Proto-Indo-European(s)neh₁-to spin (thread), to sew

via Japanese 反射

StepLanguageWordMeaning
1Japanese反射reflection, reverberation; reflex; reflect,...
Every word from Proto-Indo-European (s)neh₁-Every word from Proto-Indo-European snḗh₁wr̥Every word from Proto-Germanic senawō