Where does “Quantenoptik” come from?

Quantenoptik (German) comes from German Optik, from Latin optica, from Ancient Greek ὀπτικός, from Ancient Greek ὄψις, from Ancient Greek ὄψ, from Proto-Hellenic wókʷs, from Proto-Indo-European wekʷ- — to speak, to sound out.

Quantenoptik (German): quantum optics

Definitions

  1. quantum optics

Ancestry of “Quantenoptik”, step by step

Quantenoptik traces back through two separate lines of ancestry.

via German Optik

StepLanguageWordMeaning
1GermanOptikoptics
2Latinopticanominative feminine singular of opticus;...
3Ancient Greekὀπτικόςof or relating to seeing, sight or vision: optic,...
4Ancient Greekὄψιςview
5Ancient Greekὄψvoice; word; eye, face
6Proto-Hellenicwókʷsvoice
7Proto-Indo-Europeanwekʷ-to speak, to sound out

via German Quant

StepLanguageWordMeaning
1GermanQuantquantum
2Latinquantumnominative neuter singular of quantus; accusative...
3Latinquantushow much, how many; how big
4Proto-Italic*kʷijentos
5Proto-Indo-European*kʷíh₂onts
Every word from Proto-Indo-European wekʷ-