| Acronym | Meaning |
| ICTH | Island Closest To Heaven/Hell Final Fantasy VIII |
| EOTS | Electro-Optical Tactical Sensor |
| XXX | Hardcore Pornography (film Rating) - Thirty (in Roman Numerals) |
| OCFS2 | Oracle Cluster File System Release 2 |
| DUI | Data Use Identifier - Data Use Institute - Davis Unified Ignition - Diving Unlimited International - Documento ?nico De Identidad - Documento Unico De Importaci›n - Driving Under The Influence - Duke University Improv |
| MCR | My Chemical Romance |
| IVL | Inter-Visibility Line |
| DARPA | U. S. Defense Advanced Research Projects Agency |
| BEN | Benin (ISO 3166 Trigram) |
| ESA | Electro-Spark Alloying - Endangered Species Act - European Space Agency |