Where does “acierage” come from?

acierage (English) comes from French aciérage, from French aciérer, from French acier, from Old French acier, from Latin aciārium, from Latin aciēs, from Latin aceō, from Proto-Italic akēō — sharp.

acierage (English): The process of electroplating a copper engraving...

Definitions

The process of electroplating a copper engraving...

Ancestry of “acierage”, step by step

Step	Language	Word	Meaning
1	French	aciérage	steelmaking
2	French	aciérer	to acierate
3	French	acier	steel
4	Old French	acier	steel; a weapon made of steel; chiefly a sword
5	Latin	aciārium	—
6	Latin	aciēs	—
7	Latin	aceō	—
8	Proto-Italic	akēō	be sharp-tasting, be sour
9	Proto-Indo-European	h₂eḱ-éh₁-ye-ti	—
10	Proto-Indo-European	h₂eḱ-	sharp

Every word from Proto-Indo-European h₂eḱ- →

acierage — Etymology, Origin & Word History | Etymology Explorer