Etymology Explorer › English

Where does “tachylyte” come from?

tachylyte (English) comes from English tachy-, from Ancient Greek ταχύς, from Proto-Indo-European dʰn̥gʰ-, from Proto-Indo-European dʰengʰ- — to cover; to overcast.

tachylyte (English): A black, vitreous basalt of volcanic origin

Definitions

  1. A black, vitreous basalt of volcanic origin

Ancestry of “tachylyte”, step by step

StepLanguageWordMeaning
1Englishtachy-fast
2Ancient Greekταχύςswift, quick, fast, rapid; In a short time: soon
3Proto-Indo-Europeandʰn̥gʰ-—
4Proto-Indo-Europeandʰengʰ-to cover; to overcast

Words derived from “tachylyte”

  • pseudotachylite
  • pseudotachylitic
Every word from Proto-Indo-European dʰengʰ- →