entropy

The story

1. Ancient Greek · derived fromτροπή“transformation”
2. German · derived fromEntropie
3. English todayentropy

First attested in 1867, as the translation of German Entropie, coined in 1865 by Rudolph Clausius in analogy to Energie (“energy”), replacing the root of Ancient Greek ἔργον (érgon, “work”) by Ancient Greek τροπή (tropḗ, “transformation”)).