| Acronym | Meaning |
 | VAT | Value-Added Tax -Vatican City-State (ISO 3166 Trigram) |
| CDT | Central Daylight Saving Time (UTC-5 Hours) |
| ISAAA | International Service For The Acquisition Of Agri-biotech Applications |
| PIM | Parameterized Ionospheric Model - Path Of Intended Motion - Pediatric Index Of Mortality - Personal Information Manager/Management - Presence And Interworking Mobility - Processor-In-Memory - Program Integration Manager - Protocol Independent Multicast |
| NOW | National Organization For Women |
| XIX | Nineteen (in Roman Numerals) |
| IDN | Indonesia (ISO 3166 Trigram) |
| MOLO | Mobile Other Licenced Operator (UK) |
| ARG | Aragonese Language (ISO 639-2 Code) |
| IR | Infrared - Intelligence Requirement (military) -Iran (FIPS 10-4 Country Code; ISO 3166 Digram) - Iran Air (IATA Alpha Code) See Entry For More |
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