• synonyms


verb (used with object), com·mu·tat·ed, com·mu·tat·ing. Electricity.
  1. to reverse the direction of (a current or currents), as by a commutator.
  2. to convert (alternating current) into direct current by use of a commutator.
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Origin of commutate

First recorded in 1645–55; back formation from commutation
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for commutate


verb (tr)
  1. to reverse the direction of (an electric current)
  2. to convert (an alternating current) into a direct current
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012