| Abbreviation | Definition |
|---|---|
| ISEA | Inter Society for the Electronic Arts |
| ISEA | International Symposium for Electronic Arts |
| ISEC | International Superconductive Electronics Conference |
| ISEDA | International Symposium of Electronics Design Automation |
| ISEM | Inspection/review Specific Equipment Model |
| ISEM | Institute for Superconducting and Electronic |
| ISEM | Institute for Superconducting Electronic Materials |
| ISEW | Intelligence Security and Electronic Warfare |
| ISFET | Ion Sensitive Field Effect Transistor |
| ISG | Inverse Signal Generator |
| ISHM | International Society for Hybrid Microelectronics |
| ISI | Inter-Symbol Interference |
| ISLM | Integrated line module |
| ISM | Inductor Super-Magnetron |
| ISM | Industrial, Scientific, & Medical radio frequency band |
| ISO | International Standards Organization |
| ISP | Image Signal Processor |
| ISP | Interface Strain Parameter |
| ISPM | In-Situ Particle Monitor |
| ISR | In-Situ Rinse |