anode vs electrode

anode and electrode both are nouns.

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

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

anode: a positively charged electrode by which electrons leave an electrical device
electrode: a conductor used to make electrical contact with some part of a circuit

anode (noun)	electrode (noun)
a positively charged electrode by which electrons leave an electrical device	a conductor used to make electrical contact with some part of a circuit
the negatively charged terminal of a voltaic cell or storage battery that supplies current