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View synonyms for

step-down

[ step-doun ]

adjective

Electricity.
  1. serving to reduce or decrease voltage:

    a step-down transformer.

step down

verb

  1. tr to reduce gradually
  2. informal.
    intr to resign or abdicate (from a position)
  3. informal.
    intr to assume an inferior or less senior position
“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

adjective

  1. (of a transformer) reducing a high voltage applied to the primary winding to a lower voltage on the secondary winding Compare step up
  2. decreasing or falling by stages
“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

noun

  1. informal.
    a decrease in quantity or size
“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
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Word History and Origins

Origin of step-down1

First recorded in 1890–95; adj. use of verb phrase step down

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