revolve around vs revolve about

revolve around and revolve about both are verbs.

Word	Noun	Adjective	Verb	Adverb
revolve around	No	No	Yes	No
revolve about	No	No	Yes	No

As verbs, revolve around and revolve about are synonyms defined as:

Other synonyms of revolve around include center, center on, centre, concentrate on, focus on.

revolve around (verb)	revolve about (verb)
move around in a circular motion	center upon
center upon