Where does “endothermic” come from?
Endothermic comes from French endothermique, formed with the prefix endo- from Ancient Greek ἔνδον meaning "within," tracing back through Proto-Hellenic éndon to Proto-Indo-European h₁n̥dó.
endothermic (English): Of a chemical reaction that absorbs heat energy...
Definitions
- Of a chemical reaction that absorbs heat energy...
Ancestry of “endothermic”, step by step
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | French | endothermique | endothermic |
| 2 | English | endo- | Alternative form of end-; inner; internal, inside |
| 3 | Ancient Greek | ὄνυξ | claw, nail, hoof, talon; Anything which resembles... |
| 4 | Proto-Indo-European | h₃nogʰ- | claw, nail; nail |