Definitions for "Raster image"
A data type consisting of dots (also known as pixels) that can be turned on or off -- in the case of bilevel rasters -- or are given a shade of gray or a color. The dots are stacked into lines known as scan lines, which are themselves stacked to form an array of dots.
A line-by-line bitmap representation of the current screen being seen on the computer.
A rectagular grid image structure.
Keywords:  photograph, drawings
a drawings photograph