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pixel
(redirected from Square pixel)

    Also found in: Encyclopedia, Wikipedia, Hutchinson 0.04 sec.
pix·el (pksl)
n.
The smallest image-forming unit of a video display.
pixel
a picture element such as a dot on a video display screen. The greater the concentration of pixels the clearer the image.
A CT scan or PET scan is composed of an array of squares (pixels), each of which is colored a uniform shade of gray or another color. The corresponding region in the tissue slice that is imaged is called a voxel (volume element). See also computed tomography.


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