vox·​el ˈväk-səl How to pronounce voxel (audio)
: any of the discrete elements comprising a three-dimensional entity (such as an image produced by magnetic resonance imaging)
MRI produces the best resolution of any existing scanning technology, imaging down to a 2-millimetre "voxel" (the 3D equivalent of a pixel).Clint Witchalls
To process the MRI data, a computer overlaid on Pickens' brain a virtual three-dimensional grid of 50,000 cubes called voxels (a word hinting at volume and pixels).Christopher Helman

Example Sentences

Recent Examples on the Web Coding and analyzing the data in each voxel helped researchers visualize which regions of the brain process certain kinds of words. Jennifer Walter, Discover Magazine, 22 Aug. 2019 Mirrors focus the beam into position, arranging each individual voxel (the term for 3-D pixels) at specific lateral (X,Y) and axial (Z) points. Jonathon Keats, Discover Magazine, 29 Nov. 2015 Everything that was previously pre-rendered now plays out from your first-person perspective, and the results benefit hugely from the remastered game's voxel-like aesthetic and haunting light modeling. Sam Machkovech, Ars Technica, 10 Sep. 2022 Norman’s research group has used fMRI technology to find voxel patterns in the cortex that are reflected in the hippocampus. James Somers, The New Yorker, 29 Nov. 2021 Taking the voxel approach to the art was the right choice here, considering the new broader functionality. Ollie Barder, Forbes, 30 Aug. 2021 In being so inviting, Minecraft Dungeons might suggest a possible future for Minecraft and its vast voxel worlds. Julie Muncy, Wired, 29 May 2020 The scientists identified a cluster of 14 voxels (3D pixels) in this region of the dogs’ left hemispheres, but didn’t find any such clusters in the right, and none in any part of the dogs’ brains in response to the neutral stimulus. Virginia Morell, Science | AAAS, 28 Feb. 2020 Here's what's going on: As the pixels change color, a small portion of each voxel is altered. Courtney Linder, Popular Mechanics, 9 Feb. 2020 See More

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

Word History

First Known Use

1976, in the meaning defined above

Time Traveler
The first known use of voxel was in 1976

Cite this Entry

“Voxel.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/voxel. Accessed 28 Mar. 2023.

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!

Challenging Standardized Test Words, Vol. 2

  • a pencil broken in half on top of a test answer sheet
  • The business’s new computer system proved not to be a panacea.
True or False

Test your knowledge - and maybe learn something along the way.

Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?