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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).
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

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.
Farlex Partner Medical Dictionary © Farlex 2012

pixel

A portmanteau for picture element, the smallest discrete two-dimensional unit of a digital image.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

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.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

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.
Medical Dictionary for the Dental Professions © Farlex 2012
References in periodicals archive ?
Boasting Sony's new 16.1 effective mega pixel CCD sensor and Intelligent Auto that is now capable of recognising up to 33 scenes, the Cyber-shot DSC-H90 makes it easier than ever to take crystal clear images.
(height x dpi) x (width x dpi) = mega pixels of camera needed
The compact SC-3300 is a 3.3 Mega Pixel camera that can capture both still images and video, features a large 1.6-inch color LCD for picture and video preview and playback, a 3X digital zoom, 16 megabytes of internal memory and a CompactFlash slot for additional memory, Movie mode for recording video up to 15 fps, a macro lens for tight close up shots, continuous-shot mode for capturing up to 4 images in rapid succession, four-mode flash (auto, on, off and red-eye reduction), and a convenient self timer.
We are working with a foreign agency and we would upgrade cameras to 8 Mega pixels. This would improve quality of the footage manifold, he said.
250 will be deducted at source for all dual camera phones (front and rear) of 2.1 to 10 mega pixel camera, screen size of 2.6 inches to 4.2 inches or having processors lesser than 2.0 GHz.
* 25-degree active angle lens* 5x optical zoom * 8x Intelli-zoom* 12 mega pixel still picture * 2.7" touch screen LCD* Unlimited Dual Recording (2 mega-pixel)* Face Detection (Up to 8 faces)* Versatile charging system (AC Adaptor and USB drive)* Colour: Silver/ Black
With the 12 mega pixel IT100 digital camera, Samsung offers users a 28mm wide-angle lens and a powerful 5x optical zoom paired with Optical and Digital Image Stabilization.
It also comes with a built in 2 mega pixel camera for still photography and video capture as well as a second VGA camera for convenient video conferencing.
The phone utilizes entertainment such as radio, music player, and a 2 mega pixel camera with a zoom of 20x.
Once a week we'll choose a Star Letter which, thanks to the memory experts at Crucial Technology, will win a 7.2 mega pixel Casio Exilim digital camera plus one Gigabyte memory card.
According to the company, the TCLe787, a Linux-based smartphone, incorporates a 2.0 Mega Pixel camera with MPEG 4 video recording capabilities.
This shiny champagne gold Olympus five mega pixel Mini Digital Camera has two optical zoom functions, 14 scene programmes for typical shooting situations, and editing functions such as fish-eye and soft focus to help the lucky winners to get creative.