M

matrices
Plural of matrix. See matrix.
matrix
A two-dimensional array of values. OpenGL matrices are all 4x4, though when they are stored in client memory they're treated as 1x16 single-dimension arrays.
modelview matrix
The 4x4 matrix that transforms points, lines, polygons, and raster positions from object coordinates to eye coordinates.
monitor
The device that displays the image in the frame buffer.
motion blurring
A technique that simulates what you get on a piece of film when you take a picture of a moving object, or when you move the camera when you take a picture of a stationary object. In animations without motion blur, object motion can appear jerky.