high-definition

adjective

high-def·​i·​ni·​tion ˈhī-ˌde-fə-ˈni-shən How to pronounce high-definition (audio)
: 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
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.
With only 54% global adoption expected by 2030, 5G is already straining under the weight of data-hungry applications: everything from AI and IoT to high-definition streaming. Raymond Huang, Forbes, 3 Mar. 2025 Here's what to know Additionally, Blue Ghost plans to capture high-definition imagery of a total eclipse as the Earth blocks the sun just before a lunar sunset ushers in frigid lunar night a couple days later. Eric Lagatta, USA TODAY, 2 Mar. 2025 Firefly said the lander would also capture high-definition imagery of the March 14 total eclipse, when the Earth will pass between the moon and the sun. Joe Hernandez, NPR, 2 Mar. 2025 If this flight is like the previous few, expect to see live high-definition video streaming back from Starship as super-heated plasma envelops the vehicle in a cloak of pink and orange. Stephen Clark, Ars Technica, 1 Mar. 2025 See All Example Sentences for high-definition

Word History

First Known Use

1981, in the meaning defined above

Time Traveler
The first known use of high-definition was in 1981

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Cite this Entry

“High-definition.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/high-definition. Accessed 13 Mar. 2025.

Kids Definition

high-definition

adjective
: relating to or being a television with a more detailed and sharper picture than usual
Last Updated: - Updated example sentences
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