You searched for: “electrodepositions
electrodeposition, electrolytic deposition (s) (noun); electrodepositions, electrolytic depositions (pl)
The process of placing a metallic substance on another object: Mr. Dawson,the silversmith, was skilled in processing electrodeposition or electrolytic deposition; especially, when it came to covering objects with silver.

Iris and Ted in the advanced chemistry program studied the electrodeposition or electrolytic deposition of various metals and base metals.