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• step-down
  step-down

  adjective

  serving to reduce or decrease voltage.
• step down
  step down

  verb

  (tr) to reduce gradually

step-down

American  

[step-doun] / ˈstɛpˌdaʊn /

adjective

Electricity.

1. serving to reduce or decrease voltage.

   a step-down transformer.

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step down British  

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

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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

noun

1. informal a decrease in quantity or size

step down Idioms  

1. Resign from office, as in He threatened to step down if they continued to argue with him . [Late 1800s]

2. Reduce, especially in stages, as in They were stepping down the voltage . [c. 1900] Also see step up , def. 1.

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Etymology

Origin of step-down

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

Example Sentences

And because step-down facilities for longer holds are in short supply, patients often remain in expensive emergency rooms for longer periods or are merely released.

From Los Angeles Times • May 19, 2026

Still, revenue fell by roughly $678 million from the prior quarter, given Covid seasonality and a step-down in vaccination rates from 2025, Tsai noted.

From Barron's • May 1, 2026

Conventional step-down converters often struggle when dealing with large differences between input and output voltage.

From Science Daily • Apr. 10, 2026

Another factor to consider: Are there any big expenses coming up that coincide with your sabbatical or step-down?

From MarketWatch • Mar. 4, 2026

When the current reaches those places where it is to be used a low voltage is again obtained by the step-down transformer.

From The Niagara River by Hulbert, Archer Butler

Related Words

• abandon
• abdicate
• bow out
• drop out
• leave
• quit
• retire
• terminate