pix·​el | \ ˈpik-səl How to pronounce pixel (audio) , -ˌsel \
plural pixels

Definition of pixel

1 : any of the small discrete elements that together constitute an image (as on a television or digital screen) If the ball is flying from left to right across a video screen, a pixel at one fixed location on the screen will get darker and darker as time ticks on because it depicts points farther and farther to the left on the ball.— Frédo Durand et al.
2 : any of the detecting elements of a solid-state optical sensor (such as a CCD or CMOS device) The team used a new CCD detector that has an 8,192 by 8,192 pixel array, which makes it the world's largest astronomical CCD.Astronomy the … CMOS image sensor provides a 9-µm pixel size …— Mathew Dirjish

Examples of pixel in a Sentence

Recent Examples on the Web That said, the screen is not quite as nice as the one on the larger Fire HD 10, which boasts a higher pixel density. Wired, 5 July 2022 Additionally, switching from Highest to High reduces pixel density from 512 PPI to 384 PPI. Ewan Spence, Forbes, 10 June 2022 For comparison, a 24-inch monitor with 4K resolution has a pixel density of 183.58 pixels per inch (ppi) versus the 91.79 ppi a 1080p alternative offers. Scharon Harding, Ars Technica, 13 May 2022 That’s because the technology is easier to introduce on a lower pixel-per-inch display. Chris Smith, BGR, 13 July 2022 Scientists pore over every pixel, measuring the incoming light and the ways it has been stretched on its way across the universe. Marina Koren, The Atlantic, 12 July 2022 Each game appears in its original chunky-pixel format—blown up to fill your screen while keeping the Mega Drive's original aspect ratio. Sam Machkovech, Ars Technica, 21 June 2022 And all of it is delivered with a loudly bright pixel art style. Todd Martensgame Critic, Los Angeles Times, 16 June 2022 For example, a blurry pixel and a lack of detail might obscure a jet engine nozzle or a propeller. Kyle Mizokami, Popular Mechanics, 18 May 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pixel.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of pixel

1965, in the meaning defined at sense 1

History and Etymology for pixel

pix + element

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Last Updated

5 Aug 2022

Cite this Entry

“Pixel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pixel. Accessed 10 Aug. 2022.

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More Definitions for pixel


pix·​el | \ ˈpik-səl How to pronounce pixel (audio) \

Kids Definition of pixel

: any of the small parts that make up an image (as on a computer or television screen)

More from Merriam-Webster on pixel

Britannica English: Translation of pixel for Arabic Speakers


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