| Acronym | Meaning |
| CCII | Command And Control Information Infrastructure |
| W/ | With: Software W/Documentation. Typically Used In Advertising Or To Abbreviate Headings. Never Used In Formal Body Text. |
| NACISA | NATO Communications And Information Systems Agency |
| PDN | Pull-Down Network |
| RF | Radio Frequency - Receptive Field (neurophysiology) |
| CRTC | Canadian Radio-television And Telecommunications Commission |
| SB | Antimony (Latin Stibium) |
| NDO | Ndonga Language (ISO 639-2 Code) |
| DFCB | Data Format Control Book |
| BSMB | British Society For Matrix Biology |