audience vs TV audience

audience and TV audience both are nouns.

Word	Noun	Adjective	Verb	Adverb
audience	Yes	No	No	No
TV audience	Yes	No	No	No

As nouns, TV audience is a hyponym of audience; that is, TV audience is a word with a more specific, narrower meaning than audience:

audience: the part of the general public interested in a source of information, entertainment, or a product/service
TV audience: the audience reached by television

Other hyponyms of audience include readership, viewers, viewing audience, listenership.

audience (noun)	TV audience (noun)
a conference (usually with someone important)	the audience reached by television
a gathering of spectators or listeners at a (usually public) performance
the part of the general public interested in a source of information, entertainment, or a product/service
an opportunity to state your case and be heard