artillery vs battery

artillery and battery both are nouns.

Word	Noun	Adjective	Verb	Adverb
artillery	Yes	No	No	No
battery	Yes	No	No	No

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

artillery (noun)	battery (noun)
large but transportable armament	an assault in which the assailant makes physical contact
a means of persuading or arguing	the heavy fire of artillery to saturate an area rather than hit a specific target
an army unit that uses big guns	a device that produces electricity; may have several primary or secondary cells arranged in parallel or series
	a series of stamps operated in one mortar for crushing ores
	a collection of related things intended for use together
	group of guns or missile launchers operated together at one place
	a unit composed of the pitcher and catcher