aid station vs dressing station

aid station and dressing station both are nouns.

Word	Noun	Adjective	Verb	Adverb
aid station	Yes	No	No	No
dressing station	Yes	No	No	No

As nouns, aid station and dressing station are synonyms defined as:

aid station and dressing station: (military) a station located near a combat area for giving first aid to the wounded

aid station (noun)	dressing station (noun)
(military) a station located near a combat area for giving first aid to the wounded	(military) a station located near a combat area for giving first aid to the wounded