Wheatstone bridge Hear it!

Wheatstone bridge definition

Wheat·stone· bridge (hwēt′stōn′, wēt′-; chiefly Brit, -stən)

  1. a divided bridge circuit (see bridge, ) having four resistances in series, used to find the value of an unknown resistance by comparing it with three known resistances
  2. a device containing such a circuit

Etymology: after Sir Charles Wheatstone (1802-75), Eng physicist

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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