stepper motor

noun

Definition of stepper motor 

: a motor whose driveshaft rotates in small steps rather than continuously

called also stepping motor

Examples of stepper motor in a Sentence

Recent Examples on the Web

The current generated by a stepper motor is similar to the sinusoidal current of a sound wave. Avery Thompson, Popular Mechanics, "Eerie Sounding DIY Organ Uses 49 Motors to Make Music," 16 Aug. 2016 Which is what makes this DIY organ made out of stepper motors, built by Youtuber Josh Sheldon, so impressive: How does this organ work? Avery Thompson, Popular Mechanics, "Eerie Sounding DIY Organ Uses 49 Motors to Make Music," 16 Aug. 2016 Its electronics then activate a set of stepper motors, which make the hands turn smoothly to display the right reading on the face. Ian Bogost, The Atlantic, "Why Computers Should Be Hidden," 25 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'stepper motor.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of stepper motor

1961, in the meaning defined above

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The first known use of stepper motor was in 1961

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