| Acronym | Definition |
|---|
| MESC | Modular Equipment Subcommittee for Communications |
| MESC | Ministry of Education, Sports and Culture (Samoa) |
| MESC | Michigan Employment Security Commission |
| MESC | Middle East Studies Center (various universities) |
| MESC | Middle East Specialized Cables (Saudi Arabia; est. 1993) |
| MESC | Modular Equipment Standards Committee |
| MESC | Museum Educators of Southern California |
| MESC | Maritime Education Standards Council |
| MESC | Master of Environmental Science |
| MESC | Mount Eliza Secondary College (Australia) |
| MESC | Magnavox Electronic Systems Company |
| MESC | Middle East Supply Center (logistic installation for allies in WWII) |
| MESC | Middle East Student Conference (Israel) |
| MESC | Master Events Sequencer Controller (NASA) |
| MESC | Materials and Equipment Standards and Code |
| MESC | Member of The European Society of Cardiology |
| MESC | Molecular Equipment Subcommittee for Communications |
| MESC | Minnesota Environmental Studies Club |
| MESC | Medical Equipment Service of California (Inglewood, CA) |