| Abbreviation | Definition |
|---|---|
| MSHS | Minnesota State Horticultural Society |
| MSHT | Michigan Society of Hand Therapists |
| MSID | Malaysian Society of Interior Designers |
| MSJ | Mycological Society of Japan |
| MSJM | Mathematical Society of Japan Memoirs |
| MSK | \mÉYŒ |
| MSK | \møÝ |
| MSK | Membrane Society of Korea |
| MSK | Microbiological Society of Korea |
| MSLS | Murdoch Student Law Society |
| MSMA | Michigan Society of Medical Assistants |
| MSMP | Medical Society of Metropolitan Portland |
| MSMS | Malaysian Society of Marine Sciences |
| MSNE | Missouri Society of Newspaper Editors |
| MSNS | Michigan State Numismatic Society |
| MSO | Midwestern Society of Orthodontists |
| MSO | Mozart Society Orchestra |
| MSOC | Malaysian society of cytology |
| MSOG | Massachusetts Society of Genealogists |
| MSOG | Massachusetts Society Of Genealogy |