Question

what is an electrolyte?
what is an electrode?

Answer 1

In chemistry, an electrolyte is any substance containing free ions that make the substance electrically conductive. The most typical electrolyte is an ionic solution, but molten electrolytes and solid electrolytes are also possible.
Commonly, electrolytes are solutions of acids, bases or salts

Answer 2

An electrode is an electrical conductor used to make contact with a nonmetallic part of a circuit (e.g. a semiconductor, an electrolyte or a vacuum).

Answer 3

@Jetly: good answer