The story
- Proto-Indo-European*(s)neh₁-
- Proto-Indo-European*snéh₁wr̥
- Ancient Greekνεῦρον (neûron)
- Ancient Greekνευρο- (neuro-)
- Englishneuro-
- Proto-Indo-European*h₂eǵ-
- Proto-Indo-European*h₂éǵeti
- Proto-Italic*agō
- Latinagō
- Ancient Greekἐνεργητικός (energētikós)
- Latināctīvu
- Old Frenchactif
- Middle Englishactyf
- Englishactive
- Englishactivate
- Englishactivation
- English todayneuroactivation
From neuro- + activation.
Etymology from Wiktionary, CC BY-SA 4.0.