Turkish bath vs steam room

Turkish bath and steam room both are nouns.

Word	Noun	Adjective	Verb	Adverb
Turkish bath	Yes	No	No	No
steam room	Yes	No	No	No

As nouns, steam room is a hypernym of Turkish bath; that is, steam room is a word with a broader meaning than Turkish bath:

Turkish bath: a steam room where facilities are available for a bath followed by a shower and massage
steam room: a room that can be filled with steam in which people bathe; `vapour bath' is a British term

Other hypernyms of Turkish bath include steam bath, vapor bath, vapour bath.

Turkish bath (noun)	steam room (noun)
you sweat in a steam room before getting a rubdown and cold shower	a room that can be filled with steam in which people bathe; `vapour bath' is a British term
a steam room where facilities are available for a bath followed by a shower and massage