| A | B |
| metadata | a set of data that describes and gives information about other data. |
| ProPhoto RGB | It offers an especially large gamut designed for use with photographic output in mind. |
| Camera Raw | image is an unprocessed photograph captured with a digital camera |
| Digital Negative | publicly available archival format for raw files which are generated by various digital cameras |
| dithering | process of using two colors to simulate the shade of a third color by placing dots of the two colors close together. |
| Anti-aliasing | a technique used to add greater realism to a digital image by smoothing jagged edges on curved lines and diagonals. |
| Background Eraser Tool | Option picked to remove background the easiest. |
| Unsharp Mask | the name derives from the fact that the technique uses a blurred, or "unsharp", negative image to create a mask of the original image. |