| Acronym | Sense | Language | Topics |
|---|---|---|---|
| GM | Giornale di Metafisica | In Italian | → Serial publications, periodicals → Metaphysics |
| GM | Gaseous Mixture | In English | |
| GM | Geometric Mean | In English | → Mathematics |
| GM | Garrett-Munk | In many languages | |
| GM | Gent-McWilliams | In many languages | |
| GM | Geografische Mijl | In Dutch | → Geodesy, cartography → Geography |
| GM | General Merit | In English | |
| GM | Guided Missile | In English | → Military engineering |
| GM | Gestionnaire Matériel | In French | → Maintenance and logistics |