atmospheric static vs atmospherics

atmospheric static and atmospherics both are nouns.

Word	Noun	Adjective	Verb	Adverb
atmospheric static	Yes	No	No	No
atmospherics	Yes	No	No	No

As nouns, atmospheric static and atmospherics are synonyms defined as:

atmospheric static and atmospherics: a crackling or hissing noise caused by electrical interference

Other synonyms of atmospheric static include static.

atmospheric static (noun)	atmospherics (noun)
a crackling or hissing noise caused by electrical interference	a crackling or hissing noise caused by electrical interference