| Acronym | Sense | Language | Topics |
|---|---|---|---|
| NRB | Nuclear Reactor/Brayton | In English | → Nuclear technology |
| NRB | Nieuwe Religieuze Beweging = NMR | Nouveau Mouvement Religieux | In French = NRM | New Religious Movement | In English = NRJ | Naujieji religiniai judėjimai | In Lithuanian |
In Dutch | → Modern spiritual movements |