Where does “rhyolitic” come from?

rhyolitic (English) comes from English rhyolite, from German Rhyolith, from Ancient Greek ῥέω, from Proto-Indo-European srew-, from Proto-Indo-European ser- — to flow; to guard; to bind, to tie together.

rhyolitic (English): Pertaining to or composed of rhyolite, the lava...

Definitions

  1. Pertaining to or composed of rhyolite, the lava...

Ancestry of “rhyolitic”, step by step

rhyolitic traces back through two separate lines of ancestry.

via English rhyolite

StepLanguageWordMeaning
1EnglishrhyoliteAn igneous, volcanic rock, of felsic...
2GermanRhyolithrhyolite
3Ancient GreekῥέωI flow, stream, run, gush; I let flow, pour; I...
4Proto-Indo-Europeansrew-to flow, stream
5Proto-Indo-Europeanser-to flow; to guard; to bind, to tie together

via English ic

StepLanguageWordMeaning
1Englishicrelated or pertaining to; having the character of
Every word from Proto-Indo-European ser-Every word from Proto-Indo-European srew-Every word from Ancient Greek ῥέω