This site contains a comprehensive list of U.S. military terms and definitions.
N North N2 (1) Director of Intelligence (Naval Component); (2) Navy Staff Intellligence Officer N/A Not Applicable NA Navy NAA North Atlantic Alliance NAADM North American Air Defense Modernization NAASW Nonacoustic Antisubmarine Warfare NAAWS NATO Antiair Warfare System NAB (1) NATO Air Base Satellite (System); (2) Naval Amphibious Base; (3) Naval Air Base NAC (1) North Atlantic Council (NATO); (2) No Apparent Change; (3) National Agency Check; (4) Network Access Controller NACA National Advisory Committee for Aeronautics NACAA National Advisory Committee for Aeronautics and Astronautics NACAM National COMSEC Advisory Memorandum NACC Net Assessment Coordinating Committee NACDF National Area Coverage Data File NACIC National CI Center NACIPB National CI Policy Board NACOB National CI Operations Board NACSI National COMSEC Instruction NACSIM National COMSEC Information Memorandum NADGE NATO Air Defense Ground Environment NADS North Atlantic Defense System NAEW NATO Airborne Early Warning (System) NAF (1) Numbered Air Force; (2) Naval Air Facility NAFI Non-Appropriated Fund Instrumentality NAFIS Naval Forces Intelligence Study NAI Named Areas of Interest NAIC National Aerospace Intelligence Center NAK Negative Acknowledge NALE Naval Liaison Element NAM (1) Non-Aligned Movement; (2) Naval Armaments Model NAMSO NATO Maintenance and Supply Organization nano one billionth NAOB Naval Air Order of Battle NAOC National Airborne Operations Center NAOS North Atlantic Ocean Station NARA National Archives and Records Administration NARRS NORTHAG Reconnaissance Reporting System NAS (1) Naval Air Station; (2) Network Access System; (3) National Academy of Science NASA National Aeronautics and Space Administration NASACOM NASA Communications Network NASF NIC Analyst Support Facility NASIC North American Air Sovereignty Intelligence Capability NASP National Aerospace Plane NAT Not Air-Transportable NAT’L National NATO North Atlantic Treaty Organization NATO ASWCS Anti-Surface Warfare Combat System NAV (1) Navigation; (2) Navy NAVAIR Naval Air Systems Command NAVAL AIRSHIP Naval AIRSHIP Radar Surveillance System NAVASTROGRU Naval Astronautics Group NAVATAC Navy Antiterrorist Alert Center NAVCAMS Naval Communications Area Master Station NAVCENT U.S. Naval Forces Central Command NAVCOMDET Naval Communications Detachment NAVCOMPARS Naval Communications Processing and Routing System NAVCOMTELCOM Naval Computer and Telecommunications Command NAVCOMSTA Naval Communication Station NAVDAC Naval Data Automation Command NAVELEX Naval Electronic Systems Command NAVEUR U.S. Naval Forces, Europe NAVFAC (1) Naval Facility; (2) Naval Shore Facilities NAVFOR Naval Forces NAVFORK Naval Forces Korea NAVIDS/SIS Navigational Aids/Selective Identification System NAVINTCOM Naval Intelligence Command NAVLGRU Naval Liaison Group NAVMACS Navy Modular Automated Communications System NAVMIC Naval Maritime Intelligence Command NAVMAP Navy Missile Analysis Program NAVMARINTCEN Naval Maritime Intelligence Center NAVMAT Naval Material Command NAVNET Navy Data Network NAVOCEANCOMDET Naval Oceanography Command Detachment NAVOCEANO Naval Oceanographic Office NAVOCFORMED Naval On-Call Force for the Mediterranean (NATO) NAVOPINTCEN Naval Operations Intelligence Center NAVPGSCHOOL Naval Postgraduate School NAVRADSTA Naval Radio Station NAVRES Naval Reserve NAVS Navigators NAVSAT Navigation Satellite NAVSATCOMFAC Naval Satellite Communications Facility NAVSEA Naval Sea Systems Command NAVSEC Naval Ship Engineering Center NAVSECGRU Naval Security Group NAVSECGRUACT Naval Security Group Activity NAVSECGRUCOM Naval Security Group Command NAVSECSTA Naval Security Station NAVSO Naval Forces, South NAVSOC Naval Special Operations Command NAVSOF Naval Special Operations Forces NAVSOUTH Naval Forces, Southern Command NAVSPACECOM Naval Space Command NAVSPASUR Naval Space Surveillance Activity NAVSPAWAR Naval Space and Warfare Systems Command NAVSPECWARCEN Navy Special Warfare Center NAVSPECBOATRON Navy Special Boat Squadron NAVSPECWARCOM Naval Special Warfare Command NAVSPECWARDEVGRU Naval Special Warfare Development Group NAVSPECWARGRU Naval Special Warfare Group NAVSPECWARUNIT Naval Special Warfare Unit NAVSPOC Naval Space Operations Center NAVSTA Naval Station NAVSTAR Navigation and Satellite Timing and Ranging NAVSTAR USER EQUIP NAVSTAR User Equipment NAVSUPACT Naval Support Activity NAVTECHINTCEN Naval Technical Intelligence Center NAVTELCOM Naval Telecommunications Command NAVWARCOL Naval War College NAWAS National Attack Warning System NAWC-AD Naval Air Warfare Center-Aircraft Division NAWS NORAD Attack Warning System NB Naval Base NBC (1) Nuclear/Biological/Chemical; (2) National Broadcasting Corporation NBCE Nuclear, Biological, Chemical Element NBCWRS NORAD - Nuclear, Biological, and Chemical Warning Reporting NBK Non-Battle Killed NBRG National Basic Reference Graphic NBS National Bureau of Standards NC (1) No Change; (2) Node Center; (3) Narrow Coverage NCA National Command Authority(ies) NCAPS Naval Controls and Protection of Shipping NCB Nuclear Contingency Branch NCC (1) Naval Component Command; (2) Navy Command Center; (3) Net Control Center NCCD Nuclear Command and Control Document NCCOSC Naval Command, Control, and Ocean Surveillance Center NCCS Naval Command and Control System NCDU Naval Combat Demolition Unit NCEUR NSA/CSS Europe NCIC National Crime Information Center NCIS (1) Non-Communications Intercept System; (2) National Counterintelligence Strategy; (3) Naval Criminal Investigative Service NCIS-E NCIS-Europe NCISFO NCIS Field Office NCISRA NCIS Resident Agent NCISRU NCIS Resident Unit NCMA National Command and Military Authority NCMC National Collection Management Cell NCMP Navy Capabilities and Mobilization Plan NCO Non-Commissioned Officer NCOA (1) Non-Commissioned Officers’ Academy; (2) Non-Commissioned Officers’ Association NCOC NORAD Combat Operations Center NCOES Non-Commissioned Officers’ Educational System NCOIC Non-Commissioned Officer in Charge NCOS Naval Control of Shipping NCP Nuclear Contingency Plan NCPS Nuclear Contingency Planning System NCR (1) National Capital Region; (2) NSA/Cryptologic Support Service Representative; (3) National Cryptologic Representative; (4) NSA/Central Security Service Representative NCS (1) National Communications System; (2) NMIC Control Subsystem; (3) Naval Control of Shipping; (4) Network Control Station; (5) Node Center Switch; (6) National Cryptologic School; (7) Net Control Station NCSC (1) Navy Command Support Center; (2) National Computer Security Center NCSE NIST Communications Support Element NCSO Naval Control of Shipping Office NCSRT Non-Communications Signal Recognition Trainer NCTAMS Navy Computer and Telecommunications Area Master Station NCTC Naval Computer and Telecommunications Center NCTR Non-Cooperative Target Recognition NCTS Naval Computer and Telecommunications Station NCWA NATO Civil Wartime Agency NCWG National Correlation Working Group NCWR Non-Codeword Reporting ND Deputy CINCNORAD NDA Nondisclosure Agreement NDAA Non-Developmental Airlift Aircraft N-Day Days Before D-Day NDB Non-Direction Beacon NDCDB National Digital Cartographic Database NDCP Navy Decision Coordinating Paper NDD Nuclear Detection Device NDDS Nuclear Detonation Detection System NDGZ National Desired Ground Zero NDHQ National Defense Headquarters (Canada) NDI Non-Developmental Item NDIC National Drug Intelligence Center NDL (1) Network Data Language; (2) National DGZ List NDOC National Defense Operations Center NDP (1) National Disclosure Policy; (2) Naval Doctrine Publication NDPC National Disclosure Policy Committee NDPO National Disclosure Policy Office(r) NDRF National Defense Reserve Fleet NDS (1) Nuclear Detection Satellite; (2) NPIC Data System; (3) Nuclear Detection System NDU National Defense University NEA (1) Northeast Asia; (2) National Education Association NEACP National Emergency Airborne Command Post NEADS Northeast Air Defense Sector NEANMCC Navy Element Alternate National Military Command Center NEC (1) Naval Enlisted Code; (2) Northern European Countries; (3) Navy Enlisted Classification NEIC USAFE NATO Equipment Interpretation Course NEMVAC/NISH Non-combatant Emergency Evacuation/NEO Intelligence Support Handbook NEL National Exploitation Laboratory NEO Noncombatant Evacuation Operation NEOPACK NEO Package NEPA National Environmental Policy Act NEREP Nuclear Execution and Reporting Plan NES Network Encryption System NESDIS National Environmental Satellite Data and Information Service NESEA Naval Electronic Systems Engineering Activity NESN NATO English-Speaking Nations NESP Navy EHF SATCOM Program NET (1) Not Earlier Than; (2) New Equipment Training NETS Nationwide Emergency Telecommunications Service NETT New Equipment Training Team NEXIS Meade Data Center News Service NF No Foreign Dissemination, NOFORN NFA (1) New Fighter Aircraft; (2) No Forwarding Address; (3) No-Fire Area NFAC National Foreign Assessment Center NFCS Nuclear Forces Communications Satellite NFD No Foreign Dissemination NFDP National Foreign Disclosure Policy NFE Network Front End NFI (1) Not Further Identified; (2) No Further Information NFIB National Foreign Intelligence Board (formerly USIB) NFIC National Foreign Intelligence Council NFIP National Foreign Intelligence Program NFL New Foreign Launch NFM Near-Full-Motion NFS Network File System NFSN NATO French-Speaking Nations NFWS Navy Fighter Weapons School NFZ Nuclear Free Zone NG National Guard NGA NATO Guidelines Area NGAZ NATO Gazetteer NGB National Guard Bureau NGF Northern Group of Forces (Soviet Forces in Poland) NGFS Naval Gunfire Support NGIC National Ground Intelligence Center NGL Natural Gas Liquids NGO Non-Governmental Organization(s) NGS National Ground Site NHCD National HUMINT Collection Directive(s) NHCP National HUMINT Collection Plan NHO Naval Hydrographic Office NHRTC National HUMINT Requirements Tasking Center NIA National Imagery Agency NIAC (1) National Information & Analysis Center; (2) Naval Intelligence Automation Command NIAG NATO Industrial Advisory Group NIC (1) Naval Intelligence Command; (2) National Intelligence Council; (4) Naval Intelligence Cell; (5) National Intelligence Cell/Community NICCIA National CI Coordinating Authority NICKA Nickname and Exercise Term System NICOLS NIC On-Line System NICS NATO Integrated Communications System NICSCOA NATO Integrated Communications System Central Operating Authority NID National Intelligence Daily NIDS NMCC Information Display System NIE National Intelligence Estimate NIEO New International Economic Order NIETB National Imagery Exploitation Target Base NIETS National Imagery Exploitation Tasking Study NIEX No-notice Interoperability Exercise NIG National Input Group NIHS NAVEUR Intelligence Highlights Summary NII National Information Infrastructure NIIC NORAD Intelligence Indications Center NIIDTS Naval Intelligence Imagery Data Transmission System NIIRS National Imagery Interpretability Rating Scale NILS Naval Intelligence Locating Summary NIM NORAD Intelligence Memorandum NIMA National Imagery and Mapping Agency NIO National Intelligence Officer NIP (1) Notice of Intelligence Potential; (2) National Intelligence Priorities; (3) NATO Interoperability Plan NIPIR Nuclear Immediate Photo Interpretation Report NIPRNET Unclassified-but Sensitive (N) Internet Protocol Router Network NIPS (1) NMCC Information Processing System; (2) Naval Intelligence Processing System NIPSSA Naval Intelligence Processing Systems Support Activity NIPSTRAFAC Naval Intelligence Processing Systems Training Facility NIS (1) National Intelligence Summary; (2) National Intelligence Survey; (3) Naval Investigative Service; (4) NATO Identification System; (5) NPIC Information System (former NDS); (6) Newly Independent States; (7) National Imagery Segment; (8) National Input Segment; (9) NIPCImagery System; (10) Network Information System NISAC National Industrial Security Advisory Committee NISAM Naval Intelligence Systems Architecture Manual NISC Naval Intelligence Support Center (U.S. Navy) (now NIC) NISCOM Naval Investigative Service Command NISHQ Naval Investigative Service Headquarters NISO Naval Investigative Service Office NISP Nuclear Weapons Intelligence Support Plan NISR National Intelligence Situation Report NIST (1) National Intelligence Support Team; (2) National Institute of Standards and Technology NIT National Intelligence Topic NITF National Imagery Transmission Format NITFS NITF Standard NIU Network Interface Unit NKIL North Korea Installation List NKSR Nonkernel Security Related Software NLC National Logistical Command NLI Natural Language Interface NLM Netware Loadable Module NLP Natural Language Processing NLOS Non-Line-of-Sight Weapon System NLS Non-Lethal Submunitions NLT Not Later Than NLZ No-Loan Zone NM Nautical Mile NMC (1) Naval Materiel Command; (2) NATO Military Council NMCC National Military Command Center NMCC(A) National Military Command Center (Alternate) NMCS National Military Command System NMCSSC National Military Command Systems Support Center NMD National Military Defense NMI No Middle Initial NMIC (1) National Military Intelligence Center (archaic, now NMJIC); (2) National Maritime Intelligence Center NMICC NATO Maritime Intelligence Coordination Center NMICSS NMIC Support System NMIS National Military Intelligence Support NMIST National Military Intelligence Support Team NMITC (1) Navy-Marine Corps Intelligence Training Center; (2) National Military Intelligence Training Center NMJCC National Military Joint Command Center NMJIC National Military Joint Intelligence Center NMN No Middle Name NMOSS NATO Maritime Operational Support System NMRL National MASINT Requirements List NMS National Military Strategy NMSD National Military Strategy Document NMIC National Military Intelligence Center NMICC National Military Intelligence Collection Center NMJIC National Military Joint Intelligence Center NN Neural Network NNA Neutral and Non-Aligned NNAG NATO Naval Armaments Group NNBIS National Narcotics Border Interdiction System NNICP National Nuclear Intelligence Collection Plan NNWS Non-Nuclear Weapons States NOAA National Oceanic and Atmospheric Administration NOB (1) Naval Order of Battle; (2) Nuclear Order of Battle NOBS Naval Operations Bases NOBTS Naval Order of Battle Textual Summary NOC (1) Naval Operations Center; (2) Network Operations Center NOCONTRACT Not Releasable to Contractors or Contractor Consultants NOD Night Observation Device NOE Nap-of-the-Earth NOFORN Not Releasable to Foreign Nationals NOIAN National Operations and Intelligence Analysts Net NOIC Naval Operational Intelligence Center NOIWON National Operations and Intelligence Watch Officers Network NOK Next Of Kin NOMS Nuclear Operations Monitoring System NOPF Naval Ocean Processing Facility NOR Norway NORAD North American Aerospace Defense Command NORD Nordic NORIP NORAD Intelligence For Planning Document NORLANT North Atlantic NORMIB NORAD Missile Intelligence Bulletin NORSAR Norwegian Seismic Array NORSIB NORAD Weekly Space Intelligence Bulletin NORTHAG Northern Army Group NORTIC NORAD Tactical Intelligence Cell NOSC Naval Ocean Systems Center NOSG Naval Operations Support Group NOSIC Naval Ocean Surveillance Information Center NOTAL Not To All (message distribution restriction) NPA New People’s Army NPB Neutral Particle Beam NPE Nuclear Planning and Execution NPES Nuclear Planning and Execution System NPGS Naval Postgraduate School NPHR National Foreign Intelligence Plan for Human Resources NPIC National Photographic Interpretation Center NPR Nuclear Posture Review NPS Nuclear Planning System NPT Non-Proliferation (of Nuclear Weapons) Treaty NR (1) Research Submarine (Nuclear); (2) Naval Reserve; (3) Non-Recurring; (4) Number NRAD NCCOSC Research, Development, Test and Evaluation Division NRC National Research Council NRCC NORAD Region Combat Center NRDL Naval Radiological Defense Laboratory NRF Naval Reserve Force NRFI Non-Recurring Finished Intelligence NRI Net Radio Interference NRIP Naval Reserve Intelligence Program NRIS National Radar Interpretability Scale NR JOIC Northwestern Region Joint Operational Intelligence Cell NRL (1) Naval Research Laboratory; (2) NUWEP Reconnaissance List; (3) National Receive Location NRO National Reconnaissance Office NROSS Navy Remote Ocean Surveillance Satellite NRP (1) National Reconnaissance Program; (2) Net Radio Protocol NRT (1) Near Real Time; (2) Net Registered Tonnage NRTEM Near-Real-Time Exploitation Module NRTI Near-Real-Time Information NRTS Naval Reconnaissance and Technical Support NSA (1) National Security Agency; (2) National Shipping Authority; (3) National Standards Association; (4) Naval Support Activity NSAD Network Security Architecture and Design NSA/CSS National Security Agency/Central Security Service NSAM National Security Action Memorandum NSARC Navy Systems Acquisition Review Council NSC (1) National Security Council; (2) Naval Supply Center NSC/DC Deputies Committee of the NSC NSCID National Security Council Intelligence Directive NSCIG National Security Council Interdepartmental Group NSD National Security Directive NSDD National Security Decision Directive NSDM National Security Decision Memorandum NSE (1) Naval Support Element; (2) National Support Element nsec Nanosecond NSEP National Security Emergency Preparedness NSF National Science Foundation NSFS National Surface Fire Support NSG Naval Security Group NSGA Naval Security Group Activity NSGC Naval Security Group Command NSGD Naval Security Group Detachment NSI National Security Information NSIC Naval Security and Investigative Command NSN National Stock Number NSNF Non-Strategic Nuclear Forces NSO (1) Non-SlOP Option; (2) Network Security Officer NSOC (1) National Security Operations Center (formerly National SIGINT Operations Center); (2) Naval Special Operations Command NSOF Naval Status of Forces NSP NORAD/USSPACECOM NISPC National In-Service Production Centers NSPG National Security Planning Group NSRB National Security Resources Board NSRDB National SIGINT Requirements Data Base NSRDC Naval Ship Research and Development Center NSRL National SIGINT Requirements List NSRS National SIGINT Requirements System NSS (1) NMIC Support System; (2) National Seismic Station; (3) National Security Strategy; (4) Network Support Server NSSD National Security Study Directive NSSM (1) Navy Spread Spectrum Modem; (2) National Security Study Memorandum NSST (1) Navy Space Command Space Support Team; (2) National Special Support Teams NSTAC National Security Telecommunications Advisory Committee NSTD (1) National Strategic Target Database; (2) Non-System Training Device NSTG Nuclear Strike Target Graphic NSTGFE Naval Scientific and Technical Group, Far East NSTISSAM National Security Telecommunications and Information Systems Security Advisory/information Memorandum NSTISSC/D/I/P National Security Telecommunications and Information Systems Security Committee/Directive/Instruction/Policy NSTL National Strategic Target List NSTS NSA/CSS Secure Telephone System NSV Netted Secure Voice NSVN NATO Secure Voice Network NSW Naval Special Warfare NSWC (1) Navy Surface Weapons Center; (2) Navy Special Warfare Command NSWDG Naval Special Warfare Development Group NSWG Naval Special Warfare Group NSWP Non-Soviet Warsaw Pact NSWTG Naval Special Warfare Task Group NSWTG/U Naval Special Warfare Task Group/Unit or (Unconventional) NSWTU Naval Special Warfare Task Unit NSWU Naval Special Warfare Unit NTA National Tasking Authority NTB (1) National Targeting Base; (2) Nuclear Test Ban NTBS National Target Base Server NTC (1) National Territorial Command; (2) National Tasking Center; (3) Naval Training Center; (4) Network Terminal Concentrator; (5) National Training Center NTCB Network Trusted Computing Base NTCC Naval Telecommunications Center NTCS-A Naval Tactical Communications System-Afloat NTDI NATO Target Data Inventory NTDS Naval Tactical Data System NTF National Test Facility NTI (1) National Tactical Interface; (2) Near-Term Initiative NTIA National Telecommunications & Information Administration/Agency NTIB NATO Tactical Intelligence Broadcast NTIC Naval Technical Intelligence Center NTIS National Technical Information Service NTISSAM National Telecommunications and Information Systems Security Advisory/information Memorandum NTISSC/D/I/P National Telecommunications and Information Systems Security Committee/Directive/Instruction/Policy NTM National Technical Means NTMWG Nuclear Test Monitoring Working Group NTP National Tasking Plan NTPC National Telemetry Processing Center NTPR Nuclear Targeting Policy Review NTPS Near-Term Maritime Pre-Positioning Ships NTS (1) Nuclear Test Site; (2) Naval Telecommunications System NTSC National Television Standard Code/Committee NTSDS National Target/Threat Signatures Data System NTSS National Time-Sensitive System NTU New Threat Upgrade NTZ No Transgression Zone NUAC Nicaragua Analysis Cell NUCAP Nuclear Capabilities Data Base NUCDEF Nuclear Defense NUCDETS Nuclear Detonation Detection & Reporting System NUCINT Nuclear Intelligence NUCREP Nuclear Damage Report NUCWPN Nuclear Weapon(s) NUICCS NORAD/USSPACECOM Integrated Command and Control System NUDET (1) Nuclear Detection; (2) Nuclear Detonation NUIS NORAD/USSPACECOM Intelligence Systems NURAD Nuclear Radiation Detection NUREP Nuclear Weapons Report NUSC Naval Underwater Systems Center NUT Naval Upper Tier NUTEX Nuclear Tactical Exercise NUWEAMP Nuclear Weapons Employment and Acquisition Master Plan NUWEP Nuclear Weapons Employment Policy/Plan (NCA) NVDEP Network Virtual Data Entry Protocol NVDET Network Virtual Data Entry Terminal NVG Night Vision Goggles NVIS (1) Near-Vertical Incidence Skywave; (2) Night Vision Imaging System NVS Night Vision System NW (1) Nuclear Warfare; (2) Northwest (region) NWB Nuclear Weapons Branch NWC (1) National War College; (2) Naval War College; (3) Naval Weapons Center; (4) NORAD Weather Center NWFZ Nuclear Weapons Free Zone NWIP Naval Warfare Information Publication NWIS Naval Weaponeering Information Sheet NWL Naval Weapons Laboratory NWP Naval Warfare Publication NWR Northwest Region NWRS Nuclear Weapons Requirement Study NWS (1) Nuclear Weapons State; (2) North Warning System; (3) National Weather Service NWSS Nuclear Weapons Storage Site NWWCSS Naval Worldwide Command Support System NX Non-Expendable