electrode vs conductor

electrode and conductor both are nouns.

Word	Noun	Adjective	Verb	Adverb
electrode	Yes	No	No	No
conductor	Yes	No	No	No

As nouns, conductor is a hypernym of electrode; that is, conductor is a word with a broader meaning than electrode:

electrode: a conductor used to make electrical contact with some part of a circuit
conductor: a device designed to transmit electricity, heat, etc.

electrode (noun)	conductor (noun)
a conductor used to make electrical contact with some part of a circuit	a device designed to transmit electricity, heat, etc.
	the person who leads a musical group
	the person who collects fares on a public conveyance
	a substance that readily conducts e.g. electricity and heat