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epicyclic train definition

epicyclic train

a system of gears, belt pulleys, etc., in which at least one gear or pulley axis moves around the circumference of another fixed or moving axis, permitting an unusually high or low velocity ratio with relative simplicity of parts

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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