[data models]
The smallest unit of information in an image or raster map, usually square or rectangular. Pixel is often used synonymously with cell.
[remote sensing]
In remote sensing, the fundamental unit of data collection. A pixel is represented in a remotely sensed image as a cell in an array of data values.
[graphics (computing)]
The smallest element of a display device, such as a video monitor, that can be independently assigned attributes, such as color and intensity. Pixel is an abbreviation for picture element.
