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| Action safe zone | The outer margin of the safe zone where content is guaranteed to be visible on all television displays. |
| Animation preset | A term in After Effects for a collection of animation settings that include keyframes and effects that can be applied to a layer. |
| Application window | The main window of an application comprising the various panels. |
| Bug | A term used in the United States and Canada for a digital on-screen graphic. |
| Comp | In After Effects, the container that holds all the references for a movie; they can be dynamically linked to Premiere Pro or to Encore. |
| Composition | In After Effects, the container that holds all the references for a movie; compositions can be dynamically linked to Premiere Pro or to Encore. |
| Composition panel | A panel in After Effects which represents layers spatially; it is where compositions are displayed at the location of the CTI on the Timeline panel. |
| Digital on-screen graphic | A logo overlaid on a portion of the television viewing area to identify the channel, much like a watermark. |
| DOG | A term used in the United Kingdom and New Zealand, an acronym for digital on-screen graphic. |
| Downstream | Another term for a composition that contains a nested composition. |
| Drop zone | An area that becomes highlighted as you drag a panel. It provides a visual reference to where the panel can be placed. |
| Duration | The span between the In point and the Out point of a video clip. |
| Dynamic Link | Command on the File menu that allows you to import Premiere Pro sequences into the Project panel in After Effects and use them as layers. |
| Footage | The term used for assets in After Effects. |
| In point | Marks the beginning of the layer in After Effects; in Premiere Pro it defines the first frame that is to be included in a sequence. |
| Layer duration bar | The bar that extends between the In point and the Out point. |
| Layers | In After Effects, this is where footage may be added to a composition and is represented as a bar graph. |
| Master composition | In After Effects, the term used for a composition where a nested or precomposition is placed. |
| Motion path | The visual representation created when animating properties that change over space as well as time. |
| Movie | A term in After Effects used for rendering or exporting an After Effects project. |
| Nesting | To place one composition inside another. |
| Non-linear editing system | The ability to access any frame in a video in order to make changes to it. |
| Out point | Marks the end of a layer in After Effects; in Premiere Pro it defines the last frame that is to be included in a sequence. |
| Pixel | A unit of measurement which is 1/72nd of an inch. |
| Pre-composition | The term used for a nested composition. |
| Production logo | An opening or closing logo used by movie and television production companies at the beginning of a theatrical movie or at the end of a television program or movie to brand what they have produced. |
| Project | In After Effects, it is a single file that stores compositions and references to footage used in the project. |
| Project panel | Organizes the references to all of the assets for the project. |
| Render item | A term in After Effects for an item that has been added to the Render Queue panel. |
| Rendering | The process of compiling a composition into its final output from all of its layers and settings. |
| Root composition | The term for the most downstream composition. |
| Safe zone | Includes two areas: the title safe zone and the action safe zone. |
| Segments | The line or curve that connects the vertex. |
| Spatial | A term in After Effects for layer properties which have the ability to move or add motion across composition space. |
| Standard | The default workspace in After Effects. |
| Synthetic layers | In After Effects, a layer that is created without using source footage. |
| Temporal | A term in After Effects for layer properties which change the layer over time. |
| Timeline panel | Where footage may be added to a composition in components called layers, and is represented as a bar graph. |
| Title safe zone | The inner margin of the safe zone that ensures text will be visible on all television displays. |
| Title sequence | Shown at the beginning of a movie or television program to provide the title and credits to the actors. |
| Tools panel | A panel which provides various tools such as the Selection tool and the Zoom tool; can be found in every application. |
| Trimming | In After Effects, changing the In and Out points on the Layer panel or the Timeline panel; in Premiere Pro, defining In and Out points for a video clip in the Source Monitor. |
| Upstream | Another term sometimes used for a nested composition. |
| Vertices (vertex) | The points on a path. |
| Workspace | The arrangement of the panels. |
