| Subject | English | French |
| avia., Canada | Al RM ET | AIRMET |
| anal.chem. | corrected RM value | valeur Rm (in planar chromatography) |
| math. | Hudson's Rm | Rm de Hudson |
| comp., MS | RM activation service | service d'activation RM (The Microsoft service responsible for placing a secure repository on an end user's computer) |
| comp., MS | RM Lockbox | référentiel sécurisé (The software module responsible for authenticating the valid use of protected content and protecting trusted software processing from modification and observation) |
| anal.chem. | Rm value | valeur Rm |