high-definition
adjective
high-def·i·ni·tion
ˈhī-ˌde-fə-ˈni-shən 
: being or relating to an often digital television system that has either 720 or 1080 scan lines per frame and a wide-screen format
high definition
noun
a program broadcast in high definition
Examples of high-definition in a Sentence
Recent Examples on the Web
In one second of high-definition video, millions of pixels are changing.
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Deni Ellis Béchard, Scientific American, 20 Dec. 2025
The full high-definition picture is crisp enough for daily viewing, the interface loads quickly, and DTS Virtual X adds a little extra depth without a soundbar.
—PC Magazine, 3 Dec. 2025
Only six of the nine films are available in 4K, but several of those had never been released in the high-definition format before.
—Brian Tallerico, Vulture, 25 Nov. 2025
The company worked with its longtime French production partners who have expertise in high-definition textile printing to make the detailed garments.
—Rhonda Richford, Footwear News, 18 Nov. 2025
See All Example Sentences for high-definition
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Deni Ellis Béchard, Scientific American, 20 Dec. 2025
The full high-definition picture is crisp enough for daily viewing, the interface loads quickly, and DTS Virtual X adds a little extra depth without a soundbar.
—PC Magazine, 3 Dec. 2025
Only six of the nine films are available in 4K, but several of those had never been released in the high-definition format before.
—Brian Tallerico, Vulture, 25 Nov. 2025
The company worked with its longtime French production partners who have expertise in high-definition textile printing to make the detailed garments.
—Rhonda Richford, Footwear News, 18 Nov. 2025
See All Example Sentences for high-definition
Cite this Entry
“High-definition.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/high-definition. Accessed 1 Jan. 2026.
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