Where does “scotopsin” come from?

scotopsin (English) comes from English opsin, from English rhodopsin, from Ancient Greek ὄψις, from Ancient Greek ὄψ, from Proto-Hellenic wókʷs, from Proto-Indo-European wekʷ- — to speak, to sound out.

scotopsin (English): The protein component of rhodopsin

Definitions

  1. The protein component of rhodopsin

Ancestry of “scotopsin”, step by step

StepLanguageWordMeaning
1EnglishopsinAny of a group of light-sensitive proteins in the...
2EnglishrhodopsinA light-sensitive pigment in the rod cells of the...
3Ancient Greekὄψιςview
4Ancient Greekὄψvoice; word; eye, face
5Proto-Hellenicwókʷsvoice
6Proto-Indo-Europeanwekʷ-to speak, to sound out
Every word from Proto-Indo-European wekʷ- →Every word from Proto-Hellenic wókʷs →Every word from Ancient Greek ὄψ →