Where does “thesaurus” come from?
thesaurus (Latin) comes from Ancient Greek θησαυρός, from Ancient Greek τίθημι, from Proto-Indo-European dʰeh₁- — to do, put, place.
Ancestry of “thesaurus”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | Ancient Greek | θησαυρός | treasure; vault, repository, chest |
| 2 | Ancient Greek | τίθημι | I put, place, set; I make, cause to be; I make |
| 3 | Proto-Indo-European | dʰeh₁- | to do, put, place |