conductor vs electrode

conductor and electrode both are nouns.

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

As nouns, electrode is a hyponym of conductor; that is, electrode is a word with a more specific, narrower meaning than conductor:

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

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