Supplement NARA – (i) (U.S.) National Archives and Records Administration NARAL – (a) National Abortion Rights Action League NARDAC – (a) Naval Regional Data Automation Center NARDIC – (a) U.S. Navy Acquisition Research and Development Information Center NARP – (a) Non-Athletic Regular Person NARPV – (i) National Association for Remotely Piloted Vehicles NAS (i) National Academy of Sciences National Air Space National Audubon Society Naval Air Station New Attack Submarine NASA (a) National Aeronautics and Space Administration North American Saxophone Alliance NASB – (i) New American Standard Bible NASCAR – (a) National Association for Stock Car Auto Racing NASDAQ – (a) National Association of Securities Dealers Automated Quotations NASED – (a) National Association of State Election Directors NASH – (a) Non-Alcoholic Steatohepatitis NASP – (p) National Aerospace Plane NASS – (a) National Association of Secretaries of State NatGeo - (a) National Geographic NATO (a) National Association of Theatre Owners North Atlantic Treaty Organization nau – (s) Nauruan language (ISO 639-2 code) NaUKMA – (p) National University of Kyiv-Mohyla Academy nav – (s) Navajo language (ISO 639-2 code) NAV – (p) Navigation[al] NAVCAMS – (p) Naval Communications Area Master Station NAVCC – (p) National Audio-Visual Conservation Center NAVCC (Navy) – (p) Navy Component Commander NAVCENT – (p) Naval Forces U.S. Central Command NAVDAC – (p) Naval Data Automation Command NAVEUR – (p) Naval Forces U.S. European Command NAVFE – (p) U.S. Naval Forces, Far East NAVFOR – (p) Naval Force NAVMACS – (p) Naval Modular Automatic Communication Subsystem NAVNET – (p) Navy Network NAVS – (a) Non-Cooperative Airborne Vector Scoring NAVSAT – (p) Navigation Satellite NAVSPACECOM – (p) U.S. Navy Space Command NAVSPASUR – (p) U.S. Naval Space Surveillance System NAVSTAR – (p) Navigation Satellite Timing And Ranging NAVTACNET – (p) Navy Tactical Network NAWC – (i) U.S. Naval Air Warfare Center NAWIRA – (a) North America and West Indies Rugby Association, the original name of the organization now known as Rugby Americas North NAWMP – (a) North American Waterfowl Management Plan ("gnaw-wump") NB nb – (s) Norwegian Bokmål language (ISO 639-1 code) Nb – (s) Niobium NB – (s) New Brunswick (postal symbol) – (i) nota bene (Latin, "mark well") NBA – (i) National Basketball Association NBACC – (i) U.S. National Biodefense Analysis and Countermeasures Center ("enn-back") NBC – (i) National Broadcasting Corporation – Nuclear, Biological, and Chemical NBCRS – (i) NBC (Nuclear, Biological, and Chemical) Reconnaissance System NBIC –