Where does “anod” come from?

anod (Romanian) comes from French anode, from English anode, from Ancient Greek ἄνοδος, from Ancient Greek ἀνά, from Proto-Hellenic *aná — up, upon.

anod (Romanian): anode

Definitions

Step	Language	Word	Meaning
1	French	anode	anode the electrode through which current flows into a device or cell
2	English	anode	An electrode, of a cell or other electrically...
3	Ancient Greek	ἄνοδος	way up, ascent, climb
4	Ancient Greek	ἀνά	on board; on, upon
5	Proto-Hellenic	*aná	up, upon