Where does “Mersin” come from?

Mersin (English) comes from Ottoman Turkish مرسین, from Arabic مَرْسِين, from Ancient Greek μυρσίνη, from Ancient Greek μῠ́ρτος — myrtle (Myrtus communis).

Ancestry of “Mersin”, step by step

Step	Language	Word	Meaning
1	Ottoman Turkish	مرسین	myrtle, an evergreen shrub or small tree of the genus Myrtus
2	Arabic	مَرْسِين	—
3	Ancient Greek	μυρσίνη	myrtle (Myrtus communis)
4	Ancient Greek	μῠ́ρτος	myrtle (Myrtus communis)

Every word from Ancient Greek μῠ́ρτος →Every word from Ancient Greek μυρσίνη →Every word from Arabic مَرْسِين →