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 iPhone 3Gs featured a 3-megapixel autofocus camera. Ramon Padilla, USA TODAY, 21 Feb. 2025 Even with some ambient light, the picture quality is great, and the autofocus ensures a sharp image every time. Shubham Yewale, PCMAG, 17 Feb. 2025 That superlative goes to the autofocus, which is slow by any measure and lethargic by modern standards. PCMAG, 23 Jan. 2025 PCMag's camera expert, Jim Fisher, praises its excellent picture quality and autofocus capabilities. Shubham Yewale, PCMAG, 16 Jan. 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 3 Mar. 2025.

Last Updated: - Updated example sentences
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