| Abbreviation | Definition |
|---|---|
| ISIE | IEEE International Symposium on Industrial Electronics |
| ISIP | Intelligent Systems and Image Processing |
| ISIT | IEEE International Symposium on Information Theory |
| ISITA | International Symposium on Information Theory and its Applications |
| ISLC | IEEE International Semiconductor Laser Conference |
| ISLC | in Semiconductor Laser Conference |
| ISLC | Intercultural Student Leadership Conference |
| ISLC | International Secondary Lead Conference |
| ISLC | International Semiconductor Laser Conference |
| ISLC | International Student Leadership Conference |
| ISLC | International Studying Leadership Conference |
| ISMC | International Sales Marketing Conference |
| ISMC | International Social Marketing Conference |
| ISMC | International Soft Matter Conference |
| ISMEC | International Symposium on Metal Complexes |
| ISMII | IEEE International Symposium on Medical Images & Icons |
| ISMSS | IEEE/SEMI International Semiconductor Manufacturing Science Symposium |
| ISMVL | International Symposium on Multiple-Valued Logic |
| ISNFS | International Symposium on Neuro-Fuzzy Systems |
| ISOP | International Symposium on Organic Photochromism |