Where does “terajoule” come from?
terajoule (Czech) comes from Czech tera-, from Ancient Greek τέρας, from Proto-Indo-European kʷer- — to do; to make; to build.
terajoule (Czech): terajoule
Ancestry of “terajoule”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Czech | tera- | tera- |
| 2 | Ancient Greek | τέρας | sign, marvel, wonder; divine sign, omen, portent;... |
| 3 | Proto-Indo-European | kʷer- | to do; to make; to build |