| Acronym | Definition |
|---|
| IID➣Imperial Irrigation District (California) |
| IID➣If in Doubt |
| IID➣Ignition Interlock Device (automotive security system) |
| IID➣Invention, Innovation and Design (Malaysia) |
| IID➣Incident Identification |
| IID➣Instruction Identification |
| IID➣Instance Identifier |
| IID➣Interface Identifier |
| IID➣Inspector Identification |
| IID➣Image Identification |
| IID➣Interface Identifier (Component Object Model) |
| IID➣Independent & Identically Distributed (statistics) |
| IID➣International Institute for Democracy (est. 1987) |
| IID➣Imperial Institute of Design (India) |
| IID➣Integrated Infrastructure Development |
| IID➣Indian Institute of Development |
| IID➣Improvised Incendiary Device |
| IID➣Institute for Interreligious Dialogue |
| IID➣Information for Investment Decisions, Inc. |
| IID➣Infinite Improbability Drive (Hitchhikers Guide to the Galaxy by Douglas Adams) |
| IID➣Internal Investigations Division (law enforcement; various locations) |
| IID➣Iterative Incremental Development |
| IID➣Internal Iterative Deepening (chess programming technique) |
| IID➣Insulin Independent Diabetes |
| IID➣Instituto de Investigación de Diabetes (Spanish: Diabetes Research Institute) |
| IID➣Integrated Information Display |
| IID➣Integrated Interoperability Demonstration |
| IID➣Indian Institute of Design (New Delhi, India) |
| IID➣Infrared Intrusion Detection |