railway station vs railroad terminal

railway station and railroad terminal both are nouns.

Word	Noun	Adjective	Verb	Adverb
railway station	Yes	No	No	No
railroad terminal	Yes	No	No	No

As nouns, railway station and railroad terminal are synonyms defined as:

railway station and railroad terminal: a terminal/node where trains load or unload passengers or goods

Other synonyms of railway station include railroad station, train depot, train station.

railway station (noun)	railroad terminal (noun)
a terminal/node where trains load or unload passengers or goods	a terminal/node where trains load or unload passengers or goods