Etymology Explorer › English

Where does “orexin” come from?

orexin (English) comes from Ancient Greek ὄρεξις, from Ancient Greek ὀρέγω, from Proto-Indo-European h₃réǵeti, from Proto-Indo-European h₃reǵ- — to straighten, to right oneself; right; just.

orexin (English): Either of two neuropeptide hormones found in...

Definitions

  1. Either of two neuropeptide hormones found in...

Ancestry of “orexin”, step by step

StepLanguageWordMeaning
1Ancient Greekὄρεξιςyearning, longing, desire
2Ancient GreekὀρέγωI reach, stretch, stretch out; I reach out, hold...
3Proto-Indo-Europeanh₃réǵetito be straightening, to be setting upright
4Proto-Indo-Europeanh₃reǵ-to straighten, to right oneself; right; just

Words derived from “orexin”

  • orexinergic
Every word from Proto-Indo-European h₃reǵ- →