| Abbreviation | Definition |
|---|---|
| IIS | Internet Information Services |
| IJLP | Int J Lignocellulosic Products |
| IJLP | International Journal Of Lignocellulosic Products |
| ILC | Interchangeable Lens Camera |
| ILFD | I Love Fancy Dress |
| ILI | Incorrect Length Indicator |
| ILL | Ineke LED Lamp |
| ILM | Internal Limiting Membrane |
| ILPA | Indian Leather Products Association |
| ILS | Integrated Lighting System |
| ILT | In-Line Tank |
| ILT | Insect Light Trap |
| IM | Induction Motor |
| IMA | Integrated Motor Assist |
| IMA | Intermediate Multi Age |
| iMac | Internet MacIntosh |
| IMAPS | Internet Mapping Application Products and Services |
| IMB | Instrument Material Bulletin |
| IMC | Injection Mold Code |
| IMCPL | Immunologic Monitoring and Cellular Products Laboratory |