pixel

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pixel

 [pik´sel]
a picture element; 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).

pix·el

(pik'sĕl),
A contraction for picture element, a two-dimensional representation of a volume element (voxel) in the display of the CT or MR image, usually 512 × 512 or 256 × 256 pixels, respectively.

pixel

A portmanteau for picture element, the smallest discrete two-dimensional unit of a digital image.

pix·el

(piks'ĕl)
A contraction for picture element, a two-dimensional representation of a volume element (voxel) in the display of the CT or MR image, usually 512 by 512 or 256 by 256 pixels respectively.

pix·el

(piks'ĕl)
Contraction for picture element, two-dimensional representation of a volume element (voxel) in the display of the computed tomographic or magnetic resonance image, usually 512 × 512 or 256 × 256 pixels, respectively.
References in periodicals archive ?
"As more efficient and compact electronics are developed, the age of hand-held gigapixel photography should follow," he added.
Likewise, one can zoom in on a gigapixel picture of a city scene and pick out license plate numbers, signs, and even faces.
The gigapixel image that can be viewed at photo sharing site GigaPan.org, topped out at 45 gigapixels.
Just as digital imaging has progressed from that tiny CCD to the gigapixel behemoth being developed for the LSST, astronomy has progressed more in the past 30 years than in the four centuries since the invention of the telescope.
What happens when you combine a timelapse with a gigapixel panorama?
Panorama tools allow photographers to combine hundreds of photos together to create gigapixel landscapes--but what about macro?