| Acronym | Sense | Language | Topics |
|---|---|---|---|
| ARI | Army Research Institute | In English | → Research institutes → Military affairs |
| ARI | Administrateur des Ressources d'Information | In French | → Knowledge management |
| ARI | Appareil Respiratoire Isolant | In French | → Firefighting |
| ARI | Adrenergic Reuptake Inhibitor = NRI | Norepinephrine Reuptake Inhibitor | In English = NERI | Norepinephrine Reuptake Inhibitor | In English = NRI | Noradrenaline Reuptake Inhibitor | In English |
In English | → Pharmacology, toxicology → Neurology |