Where does “ferrimagnétique” come from?

ferrimagnétique (French) comes from French magnétique, from Latin magneticus, from Latin -icus, from Proto-Italic *-ikos.

ferrimagnétique (French): ferrimagnetic

Definitions

Step	Language	Word	Meaning
1	French	magnétique	magnetic
2	Latin	magneticus	magnetic
3	Latin	-icus	belonging to; derived from; of or pertaining to;...
4	Proto-Italic	*-ikos	—

ferrimagnétique — Etymology, Origin & Word History | Etymology Explorer