| A | B |
| Path | a vector outline with segments separated by anchor points |
| Stroke | to apply color to a path |
| Work path | the temporary name Photoshop assigns to a new path until you save the path under a new name |
| Fill layer | a layer that consists of a color |
| Flattening | merging all layers in an image into a single layer |
| Layer styles | special effects you apply to a layer to affect the appearance of the layerÕs contents |
| Rasterize | to convert vector content to raster (pixel-based) content |
| Smart filter | a filter applied to a Small Object that you can easily adjust or remove |
| Alpha channel | a channel created when a selection is saved |
| Channel | a feature that stores information about an imageÕs colors or saved selections and masks |
| Mask | an overlay that protects one area of an image so that modifications can be made to another area of the image |
| Clipping mask | a mask that uses pixels on one layer to define a mask on the layer above |
| Layer mask | a mask that conceals part or all of a layer |
| Vector mask | a mask created using an object such as a path or shape |