Where does “stereopsia” come from?

stereopsia (Italian) comes from Italian -opsia, from Ancient Greek -οψία, from Ancient Greek ὄψις, from Ancient Greek ὄψ, from Proto-Hellenic wókʷs, from Proto-Indo-European wekʷ- — to speak, to sound out.

stereopsia (Italian): stereopsis stereoscopic vision

Definitions

  1. stereopsis stereoscopic vision

Ancestry of “stereopsia”, step by step

StepLanguageWordMeaning
1Italian-opsiaUsed with a stem to derive nouns indicating a...
2Ancient Greek-οψίαsight
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 →