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.
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 Accelerometers and light sensors work with electronic or mechanical image stabilization and autofocus to improve capture quality; depth maps create a three-dimensional image, enabling features like Face ID; and behind the scenes, camera software has almost as much impact as the camera itself. Aaron Painter, Forbes, 14 Jan. 2025 The rear-facing cameras include a 13MP autofocus and a 5MP wide-angle lens with flash. PCMAG, 17 Dec. 2024 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

Dictionary Entries Near autofocus

Cite this Entry

“Autofocus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/autofocus. Accessed 31 Jan. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!