offset press vs printing press

offset press and printing press both are nouns.

Word	Noun	Adjective	Verb	Adverb
offset press	Yes	No	No	No
printing press	Yes	No	No	No

As nouns, printing press is a hypernym of offset press; that is, printing press is a word with a broader meaning than offset press:

offset press: a printing press used for offset printing, in which the inked image is transferred (or "offset") from a plate to a rubber blanket, then to the printing surface.
printing press: a machine used for printing

Other hypernyms of offset press include press.

offset press (noun)	printing press (noun)
a printing press used for offset printing, in which the inked image is transferred (or "offset") from a plate to a rubber blanket, then to the printing surface.	a machine used for printing