Image

1. A optical or other representation of a real object; a graphic; a picture. The portrait was an image of what she used to be.
2. A mental picture of something not real or present. I had the image of food when I was starving.
3. (computing) A file that contains all information needed to produce a live working copy. My web site has over 50,000 images on its pages.
4. (computing) To create a complete backup copy of a file system. The backup disk has a complete image to the working drive.
5. To reflect, mirror. Their home was an image of our home.