| Abbreviation | Definition |
|---|---|
| IBFH | Inflationary Bonfires From Hell |
| IBFH | International Book Fair of Havana |
| IBFM | Independent Black Film Market |
| IBI | International Broadcasting Institute (later I I C) |
| IBIS | Integrated Broadcast Interaction System |
| IBL | International Broadcasting Licence |
| IBNR | Insights Business News Report |
| IBOC | In-Band On-Channel |
| IBS | Intercollegiate Broadcasting System |
| IBS | International Broadcast Service |
| IBTL | In Between The Lines |
| IC | Individual Contributor |
| IC | Instant Creation |
| ICAM | Indigenous Cultural Affairs Magazine |
| ICAU | Interstitial Cystitis Association Update |
| ICC | Information Communication Centre |
| ICE | Information, Communication, and Entertainment |
| ICE | Internet Connections for Engineering |
| ICGX | I See Great Experience |
| ICM | Iodinated contrast media |