A graphic consisting of mathematically described objects which usually appear as outlines with control points.
Images created with software that uses geometrical formulas to represent images. The other method for representing graphical images is through bit maps, in which the image is composed of a pattern of dots or pixels. Vector-oriented images are more flexible than bit maps because they can be resized and stretched without losing file information.
A vector graphic is made up of a series of instructions. Such as draw a line from A to B. Draw a circle of X radius from B. A vector graphic can be scaled to any size and still retain it's quality. Typical types of vector files are wmf eps cgm ai Read more about bitmap and vector graphics