| Color Gamut | The range of colors provided by a hardware device, or a set of pigments |
| Clipboard | The temporary storage of something that has been cut or copied. |
| Chroma | (chrominance) The colour portion of a video signal |
| Character Generator | An accessory that allows the generation of letters and numbers |
| Camcorder | A video camera |
| Byte | Eight bits. The standard unit of binary data storage containing a value between 0 and 255 |
| Brightness | The value assigned to a pixel in the HSB model to define the relative lightness of a pixel |
| Bridge | Adobe’s file browser that ships with Photoshop |
| backspacing. | In order to give continuity camcorders do not start recording at the exact point they were last paused at. They roll back over the last section of action so that no gaps appear. |
| Autolock | A camcorder control that locks features such as automatic mode, white balance etc. |
| Autofocus | Automatic selection of the correct focus. TTL focus systems, which work through the lens, are better for underwater video |
| Audio Track | The portion of a videotape used to record audio, music and/or narration |
| Audio Dubbing | To add an audio track to a videotape whithout effecting the video track |
| Assemble Editing | Selection and arrangement of the order of video scenes whilst editing |
| Aspect ratio | the shape of the rectangle that the frame takes. Usually 3 x 4 but can be 16x x9 for widescreen |
| APD | Adobe Photo Downloader |
| Analog video | Video signals based on fluctuating voltages |
| Alpha channel | Additional color channel used for storing masks and selections |
| Adobe Photo Downloader | Adobe’s download utility used for transferring photos from card or camera to computer. The utiity ships with Adobe Bridge |
| Adobe gamma | A calibration and profiling utility supplied with Photoshop |