Where does “μέδουσα” come from?

μέδουσα (Greek) comes from French Méduse, from Latin Medusa, from Ancient Greek μέδουσα, from Ancient Greek μέδω, from Proto-Indo-European mēd-, from Proto-Indo-European med- — to measure; to give advice; healing.

μέδουσα (Greek): jellyfish

Definitions

jellyfish

Ancestry of “μέδουσα”, step by step

Step	Language	Word	Meaning
1	French	Méduse	Medusa
2	Latin	Medusa	Medusa a gorgon
3	Ancient Greek	μέδουσα	Medusa
4	Ancient Greek	μέδω	to protect, rule over
5	Proto-Indo-European	mēd-	to measure
6	Proto-Indo-European	med-	to measure; to give advice; healing

Every word from Proto-Indo-European med- →Every word from Proto-Indo-European mēd- →Every word from Ancient Greek μέδω →