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.
The company's autofocus glasses are currently in the final stages of development before their official launch. Maryna Holovnova, New Atlas, 6 Dec. 2025 There are 16 stops of dynamic range, 30-fps shooting with full autofocus, and Sony's remarkably good AI subject and eye detection as well. Adrienne So, Wired News, 6 Dec. 2025 Our expert, James Abbott, gave it four and a half stars out of five in his review of the Canon EOS R5 Mark II, being impressed by its massive 45MP sensor, image quality and fast and precise autofocus. Kat Bayly, Space.com, 30 Nov. 2025 To go back to autofocus, turn the ring and lock it back into the AF position. PC Magazine, 20 Nov. 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 16 Dec. 2025.

Last Updated: - Updated example sentences
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