Definition of "revolve" []

• To orbit a central point. (verb-intransitive)
• To turn on an axis; rotate. See Synonyms at turn. (verb-intransitive)
• To recur in cycles or at periodic intervals. (verb-intransitive)
• To be held in the mind and considered in turn. (verb-intransitive)
• To be centered: Their troubles revolve around money management. (verb-intransitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "His pitching staff wasn't nearly as good, but Milwaukee's chances of reaching the postseason or winning a title revolve around Fielder, who will reach free agency after the 2011 season."
• "He is still battling himself, and I think the show will completely begin revolve around him in some kind of way … … … …."
• "But the central theme around which all tariffs seem to revolve is the fear of so-called cheap foreign competition, the cheap labour content, entirely ignoring the fact that both in the States and in Canada we have a productivity factor that is unequalled in the rest of the world."