Added 10 October 2026 nrc noun Categories: SocietyRare Words noun ! Definition from WordNet 3.1, Princeton University. More about nrc at Wordnik → Where our words come from → An independent federal agency created in 1974 to license and regulate nuclear power plants. Related Words: nrfndcnrccncrirmcnrnasipfsrsslaboratorycortechnology Back to today's word