news conference vs press conference

news conference and press conference both are nouns.

Word	Noun	Adjective	Verb	Adverb
news conference	Yes	No	No	No
press conference	Yes	No	No	No

As nouns, news conference and press conference are synonyms defined as:

news conference and press conference: a conference at which press and tv reporters ask questions of a politician or other celebrity

news conference (noun)	press conference (noun)
a conference at which press and tv reporters ask questions of a politician or other celebrity	a conference at which press and tv reporters ask questions of a politician or other celebrity