| Abbreviation | Definition |
|---|---|
| ICSP | In-Circuit Serial Programming |
| ICT | Ideal Cycle Time |
| ICT | In-Circuit Test |
| ICT | Information Communication Technology |
| IDA | Information Dense Antenna |
| IDC | Insulation Displacement Connection |
| IDDQ | Direct Drain Quiescent Current |
| IDE | Integrated Drive Electronics |
| IDEA | Interactive Data Electronic Applications |
| IDEATE | Innovative Drivetrains in Electric Automotive Technology Education |
| IDECM | Integrated Defensive Electronic Counter Measures |
| IDF | Integrated Dual Feed |
| IDIOT | Integrated Digital Input/Output Transmitter |
| IDL | Interface Definition Language |
| IDLH | Immediately Dangerous to Life or Health |
| IDMT | Inverse Definite Minimum Time |
| IDP | Integrated Data Processing |
| IDS | Interactive Diagnostic System |
| IDT | Insulation Displacement Termination |
| IDT | Integrated Device Technology |