| Dictionary Format | |
| N/A | |
| Ads |
File with a .DIC extensions contains a dictionary – a set of related words, to which different types of applications may refer to, usually text editors.
Dictionary files are used usually in order to suggest correct spelling of a misspelled word and to verify correctness of written words.
Windows
Linux
| .aawdef | Ad-Aware Definitions Format |
| .abr | Adobe Photoshop Brush Format |
| .ac$ | AutoCAD Undo Info Format |
| .acc | DR DOS - ViewMax Format |
| .acl | Microsoft Office Automatic Correction List |
| .acs | Microsoft Agent Character Structured Storage Format |
| .ad | After Dark Screen Saver Format |
| .add | Microsoft Dynamics AX Developer Documentation Format |
