Where does “skeleton” come from?

Skeleton comes from New Latin sceleton, from Ancient Greek σκελετός, from σκελλώ, ultimately from Proto-Indo-European (s)kelh₁-.

skeleton (English): The system that provides support to an organism,...

Definitions

Step	Language	Word	Meaning
1	New Latin	sceleton	—
2	Ancient Greek	σκελετός	dried up, withered; dried body, mummy; skeleton
3	Ancient Greek	σκελλώ	to dry, dry up, to make dry, to parch; dry, dry...
4	Proto-Indo-European	(s)kelh₁-	to parch, wither