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 33-megapixel sensor is capable of incredibly sharp images, with excellent dynamic range and great autofocus. Scott Gilbertson, WIRED, 30 Nov. 2024 There's a time-of-flight sensor cooked in that allows for autofocus and auto keystone correction, which should make setup relatively painless. Paul Ridden, New Atlas, 25 Nov. 2024 Even the first digital version of the model, in 2006, had no autofocus, no video capabilities, and no superfluous dials or buttons. Robb Rice, Robb Report, 24 Nov. 2024 The autofocus delivered a suitably crisp image in my tests, while the horizontal and vertical keystone adjustments didn't always work well. PCMAG, 27 Oct. 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 21 Dec. 2024.

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!