1. abstract Not representing a recognizable image

2. canvas The stiff, heavy fabric on which an artist paints

3. conceptual Having to do with ideas

4. exhibition A show of an artist's work

5. hyper realistic Extremely real-looking

6. obstacles Something that makes it difficult to continue

7. optically Having to do with vision

8. painstaking Requiring great and careful effort

9. palette A board on which an artist mixes colors

10. pixel One of the tiny elements that make up an image on a TV or computer screen

11. portrait A drawing, painting, or photograph of a person

12. cyan a blue color similar to aqua blue

13. gessoed covered with a mixture of plaster and glue

14. spectrum a band of all the colors that can be seen

15. vortex a central point that seems to draw all that surrounds it into its center