autofocus

noun

au·​to·​fo·​cus ˈȯ-tō-ˌfō-kəs How to pronounce autofocus (audio)
: an automatic focusing system (as on a camera)
autofocus verb

Examples of autofocus in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
But despite the low price point, this model does come with autofocus, keystone correction and digital zoom for positioning ease. New Atlas, 21 Oct. 2025 The autofocus snaps between near and distant subjects in an instant, and accurately finds eyes and faces. PC Magazine, 12 Oct. 2025 The lens also features a stepping motor (STM) for smooth and quiet autofocus. Harry Bennett, Space.com, 27 Aug. 2025 See All Example Sentences for autofocus

Word History

Etymology

auto- + focus entry 2

First Known Use

circa 1937, in the meaning defined above

Time Traveler
The first known use of autofocus was circa 1937

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Cite this Entry

“Autofocus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/autofocus. Accessed 1 Nov. 2025.

Last Updated: - Updated example sentences
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