Flying off or proceeding from a center; radiating or sent outward from a focus or central point: opposed to centripetal: as, centrifugal force or energy; centrifugal rays or spokes.Operating by radial action; producing effects by centrifugal force: as, a centrifugal filter, pump, or machine. (See phrases below.)In psychology, moving from the brain to the periphery.n. plural Sugars made in a centrifugal machine.n. A drum in a centrifugal machine.Obtained (as milk or cream) by the *centrifugal method (which see).n. A trade-name for any machine which employs centrifugal force to separate a liquid from a solid or to separate liquids of different specific gravities.