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| Red eye tool | a retouching tool in Photoshop that allows a user to neutralize red tones by blending them with the eye color of a person in an image |
| RGB | A color mode that is popular for computer graphiics and has a maximum of 16.7 million colors |
| Resolution | Quality level of an image. Measured in pixels per inch or dots per inch |
| Saturation | The strenth of purity ot the color representing the amount of gray in proportion to hue, is measured in a percentage fro 0%to 100% |
| Scale | To make larger or smaller |
| Sharpen Filter | Increases the contrast of adjustment pixels and can focus a blurry image |
| Smart Objects | Completely preserves the image data so that all editing is nondestructive |
| Stroke | Emphasizing an image by placing a border around it edges. |
| Styles | A variety of effects such as drop shadows and beveled edges , applied to text or shapes |
| Swatches panel | A Visual display of colors that you can choose from |
| TIFF | The Tagged Image File Format saves an image without any compression |
| Tracking | Evently adding or subtracting space between letters in a work or group of words |
| Unsharp mask | Photoshop effect that helps to sharpen a blurry image by masking the unsharp part. It is in the filter menu |
