List of acronyms: N: Difference between revisions
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==NG== |
==NG== |
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* [[Ng (disambiguation)|ng]] – (s) [[Nanogram]] – [[Ndonga]] language (ISO 639-1 code) |
* [[Ng (disambiguation)|ng]] – (s) [[Nanogram]] – [[Ndonga]] language (ISO 639-1 code) |
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* [[Niger|NG]] |
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** (i) [[Natural gas|Natural Gas]] |
** (i) [[Natural gas|Natural Gas]] |
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** [[Next Generation (disambiguation)|Next Generation]] |
** [[Next Generation (disambiguation)|Next Generation]] |
Revision as of 14:20, 22 April 2024
This list contains
initialisms
, and pseudo-blends that begin with the letter N.
For the purposes of this list:
- acronym = an severe acute respiratory syndrome, pronounced to rhyme with cars
- initialism = an abbreviation pronounced wholly or partly using the names of its constituent letters, e.g., CD = compact disc, pronounced cee dee
- pseudo-blend = an abbreviation whose extra or omitted letters mean that it cannot stand as a true acronym, initialism, or portmanteau(a word formed by combining two or more words).
- (a) = acronym, e.g.: SARS – (a) severe acute respiratory syndrome
- (i) = initialism, e.g.: CD – (i) compact disc
- (p) = pseudo-blend, e.g.: UNIFEM – (p) United Nations Development Fund for Women
- (s) = symbol (none of the above, representing and pronounced as something else; for example: MHz – megahertz)
Some terms are spoken as either acronym or initialism, e.g., VoIP, pronounced both as voyp and V-O-I-P.
(Main list of acronyms)
N0–9
- N3F – (i) National Fantasy Fan Federation
NA
- na – (s) Nauruan language (ISO 639-1 code)
- Nanoampere
- Na – (s) Sodium (Latin Natrium)
- NA
- (s) Namibia (ISO 3166 digram)
- (i) Narcotics Anonymous
- National Archives
- Negative Acknowledge
- N/A
- N-Acetylaspartate
- NAAD – (i) North American Air Defense
- NAAFI
- (a) Navy, Army and Air Force Institute (UK)
- (a) No Ambition And Fuckall Interest (RSA army slang)
- NAAK – (a) Mark I NAAK, Nerve Agent Antidote Kit
- National Association for the Advancement of Colored People("N double-A CP")
- NAAQS – (a) National Ambient Air Quality Standards
- NAAWS – (i) NATO Anti-Air Warfare System
- NABCI – (a) North American Bird Conservation Initiative ("nab-see")
- NAC
- (i/a) National Agency Check
- U.S. Naval Avionics Center
- U.S. Navy Advanced Concepts
- NOAD ADVENDO Combinatie, the full name of the Dutch football club NAC Breda
- North Atlantic Council
- Northern Area Command
- NACA – (i) (U.S.) National Advisory Committee for Aeronautics (1915–1958, became NASA)
- North Atlantic Cooperation Council
- NATO Communications and Information Systems Agency
- NATO Air Command and Control System Management Agency
- NACRA – (a) North America Caribbean Rugby Association (more specifically rugby union), a former name of Rugby Americas North
- NAD – (s) Namibian dollar (ISO 4217 currency code)
- NAEC – (i) U.S. Naval Air Engineering Center
- NAF
- (a) NATO Architecture Framework
- (i) Naval Air Facility
- NAFLD– (i) NonAlcoholic Fatty Liver Disease
- NAFO – (a) Northwest Atlantic Fisheries Organization
- Native American Free Exercise of Religion Act
- NAFTA – (a) North American Free Trade Agreement
- NAI
- (i) Named Area of Interest
- Network Access Identifier
- NAICS– (a) North American Industry Classification System
- NAIL – (i) Neurotics Anonymous
- NAILS – (a) National Airspace Integrated Logistics System
- NAIRU – (a) Non Accelerating Inflation Rate of Unemployment
- NAK– (p) Negative Acknowledge
- NAM – (s) Namibia (ISO 3166 trigram)
- NAMBLA– (a) North American Man-Boy Love Association
- NAMRL– (i) Naval Aerospace Medical Research Laboratory
- NaN – (i) Not A Number (computing)
- NANP – (i) North American Numbering Plan (telephone)
- NAO – (i) UK National Audit Office
- NAPDD – (i) Non-Acquisition Program Definition Document ("nap-dee-dee")
- NAPS– (a) Navy Acquisition Procedures 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
- 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
- (a)
- NASB – (i) New American Standard Bible
- NASCAR – (a) National Association for Stock Car Auto Racing
- NASDAQ– (a) National Association of Securities Dealers Automated Quotations
- NASH – (a) Non-Alcoholic Steatohepatitis
- NASP
- (p) National Aerospace Plane
- (i) National Archery in the Schools Program
- (p)
- NASS – (a) National Association of Secretaries of State [3]
- NASUWT - National Association of Schoolmasters / Union of Women Teachers (UK trade union)
- National Geographic
- NATO
- 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
- Cognitive Science
- nbl – (s) Southern Ndebele language (ISO 639-2 code)
- National Basketball League (Australia)
- Nitroblue tetrazolium(assay)
NC
- Nanocoulomb
- NC
- (i) Network Computer
- (s) New Caledonia (ISO 3166 digram)
- (i) Node Center
- Nonconsensual
- Normally Closed
- (s) North Carolina (postal symbol)
- NCA – (i) National Command Authority
- NC3A or NC3A – (i) NATO Consultation, Command and Control Agency
- NCAA – (i) National Collegiate Athletic Association("NC double A")
- NCAR – (i) U.S. National Center for Atmospheric Research
- NCB – (i) National Codification Bureau
- National Center for Complementary and Alternative Medicine
- National Conference of Commissioners on Uniform State Laws(U.S.)
- NCDDR – (i) U.S. National Center for the Dissemination of Disability Research[1]
- NCES
- NCI – (i) U.S. National Cancer Institute
- NCIS
- (i) National Criminal Intelligence Service (British)
- Naval Criminal Investigative Service (U.S. Navy; see also NCIS, a U.S. TV series based on this unit)
- NCL – (s) New Caledonia (ISO 3166 trigram)
- National Council of La Raza
- NCMO – (i) No Commitment Make Out
- NCND
- (i) Noncircumvention and Nondisclosure
- (i) Neither Confirm Nor Deny
- NCO– (i) Noncommissioned Officer
- NCP – (i) Net Contracted Purchases
- National Cash Register Co.
- Noncooperative Target Recognition
- NCW – (i) Network Centric Warfare
ND
- nd – (s) Northern Ndebele language (ISO 639-1 code)
- Nd – (s) Neodymium
- N.D. – (i) Nobilis Domina (noble woman)
- ND
- (i) Nondisclosure
- (s) North Dakota (postal symbol)
- NDA - (i) Non-Disclosure Agreement
- NDAA – (i) U.S. National Defense Authorization Act
- Non-Departmental Public Body(Scotland)
- NDC - (i) National Drug Code
- NDCC – (i) New Directions Counseling Center (Concord, California)
- nde – (s) Northern Ndebele language(ISO 639-2 code)
- NDH
- (i) Neue Deutsche Härte (German, "new German hardness"—heavy metal genre)
- Nezavisna Država Hrvatska (Croatian, "Independent State of Croatia"—Nazi puppet state)
- Ndongalanguage (ISO 639-2 code)
- N-dof or NDOF – (i) Number of Degrees of Freedom
- New Democratic Party (Canada)
- NDS – Nintendo DS
- NDU – (i) National Defense University (Washington, DC)
NE
- ne – (s) Nepali language (ISO 639-1 code)
- Ne – (s) Neon
- NE
- NEA
- (i) National Education Association (U.S. labor union)
- Near-Earth Asteroid
- Nuclear Energy Agency (OECD)
- NEAT
- Near-Earth Asteroid Tracking - (a)
- National Emergency Access Target (a) (Au Health)
- NEC
- (i) Network-enabled capability
- Nijmegen Eendracht Combinatie (Dutch, "Nijmegen Unity Combination"; football club formed by the 1910 merger of the Nijmegen and Eendracht clubs)
- Nippon Electric Company, the original English-language name of the company now known as NEC
- (p) Northeast Conference (U.S. college sports)
- NED – (s) Netherlands (IOC and FIFA trigram, but not ISO 3166)
- National Electronics and Computer Technology Center (Thailand)
- NEI
- (i) National Eye Institute
- Not Enough Information
- Nuclear Energy Institute
- NEIC (i)
- U.S. National Earthquake Information Center
- National Economic Intelligence Committee (Nigeria)
- National Energy Information Center (U.S. DOE)
- National Enforcement Investigations Center (U.S. EPA)
- nem con – (p) nemine contradicente(Latin, "no one contradicting")
- nem diss – (p) nemine dissentiente (Latin, "no one dissenting")
- NEMS – (i) National Energy Modeling System (USDOE-EIA)
- NEO
- (i) Near-Earth Object
- Non-combatant Evacuation Operations
- (i)
- nep – (s) Nepali language (ISO 639-2 code)
- NEPA – (a) National Environmental Policy Act
- NER – (s) Niger (ISO 3166 trigram)
- NERF- (a) Non-Expanding Recreational Foam
- NERICA – (p) New Rice for Africa
- NESDIS – (a) National Environmental Satellite, Data and Information Service
- Enterprise Standards Program
- NESS-T – (p) Near-Earth Space Surveillance – Terrestrial project
- NET
- (i) National Educational Television
- (i/a) NCAA Evaluation Tool, a metric used in the NCAA Division I men's and women's basketball tournament selection process
- NETCU – (i) (UK) National Extremism Tactical Co-ordination Unit
- NETL – (a) (US) National Energy Technology Laboratory
- NETWARS– (p) Network Warfare Simulation
- NEWHA – (i) New England Women's Hockey Alliance
- NEWS
- (a) Navy Electronic Warfare Simulator
- North, East, West, South
- Navy EXchange
NF
- Nanofarad
- NF
- (s) Newfoundland (and Labrador) (obsolete postal code, replaced by NL)
- Norfolk Island (ISO 3166 digram)
- NFA
- (i) (U.S.) National Firearms Act (often used to refer to the guns and accessories regulated under this law)
- No-Fire Area
- NFC
- NFER – (i) National Foundation for Educational Research
- NFG – (i) No F**king Good
- NFHS – (i) National Federation of State High School Associations
- NFI – (i) Not F****** Interested
- NFK – (s) Norfolk Island(ISO 3166 trigram)
- NFL
- (i) National Football League
- National Forensic League, original name of the National Speech and Debate Association
- No-Fire Line
- Nfld – (p) Newfoundland
- NFPA – (a) National Fluid Power Association (United States)
- NFT
- (p) Neurofibrillary tangle
- (i) No Further Text
- Non-fungible token
- NFS
NG
- Ndongalanguage (ISO 639-1 code)
- NG
- (i) Natural Gas
- Next Generation
- (s) Niger (FIPS 10-4 country code)
- Nigeria (ISO 3166 digram)
- NGA
- (i) National Geospatial-Intelligence Agency
- (s) Nigeria (ISO 3166 trigram)
- NGH – Northern General Hospital
- ngl – (i) Not gonna lie
- NGATS – (i) New Generation Army Targetry System
- NGIC – (a) National Ground Intelligence Center("Injick")
- naira (ISO 4217currency code)
- NGO – (i) non-governmental organization
- NGR – (s) Nigeria (IOC trigram, but not ISO 3166 or FIFA)
- Naval Gunfire Support
NH
- Nanohenry
- NH – (s) New Hampshire (postal symbol) – New Hebrides (ISO 3166 digram; obsolete 1980) – Vanuatu (FIPS 10-4 country code; from New Hebrides)
- N.H. – (i) Nobilis Homo (noble man)
- NHANES– (i) National Health and Nutrition Examination Survey
- NHB – (s) New Hebrides (ISO 3166 trigram; obsolete 1980)
- NHB – (i) No holds barred
- NHL – (i) National Hockey League
- Næringslivets Hovedorganisasjon(Confederation of Norwegian Enterprises, a Norwegian employers' organisation)
- NHRA– (i) National Hot Rod Association
- NHS – (i) National Health Service (UK)
NI
- Ni – (s) Nickel
- NI
- NIAAA – (i) U.S. National Institute on Alcohol Abuse and Alcoholism
- National Institute of Allergies and Infectious Disease
- NIAG – (a) NATO Industrial Advisory Group
- NIB – (i) New In Box (Internet auction/trading listings)
- NIBP– (i) Non-invasive blood pressure monitor
- NIC
- (a) Network Interface Card
- (s) Nicaragua (ISO 3166 trigram)
- (a)
- NicA – (i) Nicotine Anonymous
- National Investigations Committee on Aerial Phenomena
- National Institute for Health and Clinical Excellence
- National Institute of Child Health and Human Development [4]
- NICP – (i) National Inventory Control Point
- NIG – (s) Niger (IOC and FIFA trigram, but not ISO 3166)
- NIH
- (i) National Institutes of Health
- Not Invented Here
- NIIN– (i) National Item Identification Number
- NIL
- (i) Name, image, and likeness (referring to U.S. student athlete compensation)
- (p) Nanoimprint lithography
- (i) Nomina im Indogermanischen Lexikon (German, "Nominals in the Indo-European Lexicon") – etymological dictionary of Proto-Indo-European nominals
- National Imagery and Mapping Agency (became NGA)
- NIMBY – (a) Not In My Back Yard (See NOME)
- NIMG – (i) Not In My Generation
- NiMH – (p) nickel metal hydride ("Ni" is the chemical symbol for nickel)
- NIMH
- NIN – (i) Nine Inch Nails (band)
- cordoba oro (ISO 4217currency code)
- NIOSH – (a) National Institute for Occupational Safety and Health (U.S.)
- National Institute of Polar Research(Japan)
- NIPT- Non-Invasive Prenatal Testing
- NIR – (s) Northern Ireland (FIFA trigram; not eligible for an ISO 3166 or IOC trigram)
- NISAC – (a) U.S. National Infrastructure Simulation and Analysis Center
- NISCAP – (a) NSA Information System Certification and Accreditation Program
- NISER – (i) National Institute of Science Education and Research
- NIST – (a/i) National Institute of Standards and Technology
- NIT
- (i) National Invitation Tournament (U.S. college basketball)
- (i) National Institutes of Technology(India)
- National Imagery Transmission Format Standard
- NIU – (s) Niue (ISO 3166 trigram)
- NIV
- (i) New International Version (Bible translation)
- Non-invasive ventilation
NJ
- Nanojoule
- NJ – (s) New Jersey (postal symbol)
- NJHS – (s) National Junior Honor Society
- NJPW – (i) New Japan Pro-Wrestling
NK
- Nanokelvin
- NKA – No Known Allergies
- N/K/A – Now Known As
- NKJV – (i) New King James Version (Bible translation)
- NKVD – (i) Narodnyi Komissariat Vnutrennikh Del (Russian "People's Commissariat of Internal Affairs") (1934–1954)
NL
- nl – (s) Dutch language (ISO 639-1 code)
- Nanolitre
- NL
- (s) Netherlands (ISO 3166 and FIPS 10-4 country code digram)
- Newfoundland and Labrador (postal symbol)
- NLB – (i) Non-Linear Battlefield
- nld – (s) Dutch language (ISO 639-2 code)
- NLD – (s) Netherlands (ISO 3166 trigram)
- NLF – (i) National Liberation Front (disambiguation)
- NLL – (i) National Lacrosse League
- NLIC - (p) NetLicensing (license file extension)
- NLOS-LS – (i) Non Line Of Sight-Launch System
- NLP
- (i) Natural Language Processing
- Neuro-Linguistic Programming (pseudoscience)
- Non-Lethal Weapon
NM
- nanometer
- nm, NM – Nautical mile
- Newton meter
- NM – (s) New Mexico (postal symbol)
- NMCI– (i) Navy Marine Corps Intranet
- NMCS – (i) Not Mission Capable Supply (SM&R code)
- NMD – (i) U.S. National Missile Defense
- NMN – (i) No middle name
- N-type/Negative Metal-Oxide-Semiconductortransistor ("enn-moss")
- NMSG – (i) NATO Modelling and Simulation Group
- NMR– (i) Nuclear Magnetic Resonance
- NMHNFG – (i) Not Made Here, No Fucking Good
NN
- nn – (s) Norwegian Nynorsk language (ISO 639-1 code)
- Nanonewton
- NNW – (i) North North-East
- nno – (s) Norwegian Nynorsk language (ISO 639-2 code)
- NNSA – (i) U.S. National Nuclear Security Administration
- NNW – (i) North North-West
NO
- no – (s) Norwegian language (ISO 639-1 code)
- No – (s) Nobelium
- NO
- (s) Nitric Oxide
- (i) Normally Open
- (s) Norway (ISO 3166 and FIPS 10-4 country code digram)
- NOAA– (a) U.S. National Oceanic and Atmospheric Administration
- NOAF – (i) Norwegian Air Force
- NOAO – (i) National Optical Astronomy Observatory
- nob – (s) Norwegian Bokmål language (ISO 639-2 code)
- NOC – (i) UK. National Oceanography Centre
- NODEF – (a) NATO Oceanographic Data Exchange Format
- No-FEAR – (p) Notification and Federal Employee Antidiscrimination Retaliation Act (2002)
- NOK – (s) Norwegian krone (ISO 4217 currency code)
- LA is the official postal codefor Louisiana)
- NOGI – (a) New Orleans Grande Isle (award for diving)
- NOLF – (i) Navy OutLying Field
- NOM – (i) Novus Ordo Missae or New Ordinary of the Mass (sometimes abbreviated to simply "NO")
- NOME – Not on Mars Either
- NoMBO – (p) Non-mine, Mine-like Bottom Object
- NOME – Not on Mars Either (see NIMBY)
- NOPA – (i) National Office Products Alliance – National Office Products Association
- nor – (s) Norwegian language (ISO 639-2 code)
- NOR – (s) Norway (ISO 3166 trigram)
- NORAD – (p) North American Aerospace Defense Command
- NORELPREF – No religious preference
- ("normal")
- NORTHAG– (p) Northern Army Group
- NOS
- (i) Network Operating System
- New Old Stock (Internet auction/trading listings)
- Nitric Oxide Synthase(enzyme)
- OSISecurity Architecture
- NOTAFLOF – (a) No One Turned Away For Lack Of Funds
- NOTAM – (p) Notice to Airmen
- NOW – (a) National Organization for Women
NP
- Np
- (p) Neap tide(nautical charts)
- (s) Neptunium
- (p)
- NP
- (s) National Permit (authorization used in India to allow trucks to go anywhere in the nation)
- Nepal (ISO 3166 and FIPS 10-4 country code digram)
- NPB – (i) Nippon Professional Baseball
- NPC
- (i) National Postgraduate Committee
- National Provincial Championship (New Zealand rugby competition)
- Navigation Planning Chart
- Non-Player Character (role-playing games)
- NPCS – (i) Non-Passenger Coaching stock (in Railways)
- Nationaldemokratische Partei Deutschlands(German)
- NPDI– (i) New Product Development and Introduction
- NPG – (i) Needline/Network Participation Group
- Normal Pressure Hydrocephalus
- NPL
- (i) National Priorities List
- (s) Nepal (ISO 3166 trigram)
- NPPU - Nose Personal Protection Unit (copper nose insert)
- NPOV– (i) Neutral Point Of View
- NPR
NQ
- Dronning Maud Land(ISO 3166 digram; obsolete 1983)
- NQOCD – (i) Not Quite Our Class, Dear (or Darling). (Upper-class English slang)
- NPO – nothing by mouth
NR
- nr – (s) Southern Ndebele language (ISO 639-1 code)
- NR – (s) Nauru (ISO 3166 and FIPS 10-4 country code digram)
- National Rifle Association of America
- NRAO – (i) National Radio Astronomy Observatory
- NRC
- (i) National Register of Citizens (India)
- National Research Council(U.S.)
- Nuclear Regulatory Commission (U.S.)
- NRDC – (i) (U.S.) Natural Resources Defense Council
- NREL – (i) U.S. National Renewable Energy Laboratory
- Norsk Rikskringkasting(Norwegian Broadcasting Corporation)
- NRLA – (i) New Railway Link through the Alps
- NRMP – (i) National Resident Matching Program(U.S. medicine)
- NRO – (i) U.S. National Reconnaissance Office
- Near Real Time
- NRTA
- (i) National Retail Tenants Association
- National Retired Teachers Association
- Northwest Regional Transmission Association
- NRU – (s) Nauru (ISO 3166 trigram)
NS
- ns – (s) Nanosecond
- Nanosiemens
- NS
- (s) Norfolk Southern Railway (AAR reporting mark)
- Nova Scotia (postal symbol)
- Suriname (FIPS 10-4 country code)
- NSA
- NSABB – (i) National Science Advisory Board for Biosecurity
- NSAID– (i) Non-Steroidal Anti-Inflammatory Drug
- Norges Statsbaner(Norwegian State Railways)
- NSBM – (i) National Socialist black metal
- NSC – National Security Council
- NSDA – (i) National Speech and Debate Association (US)
- NSDAP – (i) Nationalsozialistische Deutsche Arbeiterpartei (German: "German National Socialist Workers Party", the formal name of the Nazi Party)
- NSDL – (i) National Science Digital Library (US)
- NSG – (i) National System for Geospatial-Intelligence
- National Stock Number
- NSNA – (i) National Student Nurses' Association
- NSO – (i) National Standardization Office (ABCA)
- NSS – (i) (U.S.) Naval Simulation System
- NST – (i) (UK) Nimrod Software Team
- NSTAC – (i) National Security Telecommunications Advisory Committee
- NSV – (i) Nikitin-Sokolov-Volkov heavy machine gun (Russian НСВ Никитина-Соколова-Волкова) ru:ПулеметНСВ-12,7 "Утес"
- NSW – (i) New South Wales(postal symbol)
NT
- N/T– (Aa) No text
- Nanotesla
- NT
- (i) National Trust (UK)
- (s) Saudi–Iraqi neutral zone(ISO 3166 digram; obsolete 1993)
- (i) New Technology (Windows NT)
- (s) Northern Territory (Australia) (postal symbol)
- Northwest Territories (Canada) (postal symbol)
- NTC
- (i) National Training Center
- Negative Temperature Coefficient (thermistor)
- (i)
- NTDS – (i) Naval Tactical Data System
- NTP – (i) Network Time Protocol
- NTR – (i) Network Time Reference
- NTRA – (i) National Thoroughbred Racing Association
- NTSB– (i) National Transportation Safety Board
- NTSC – (i) National Television Standards Committee (colloquially, Never Twice the Same Color)
- (i) (Internet Abbreviation:) Nothing To See Here
- NTV – (i) Non-Tactical Vehicle
- NTY – (i) (Internet Abbreviations:) Not Tested Yet; (Alternatively) No Thank You
- Iraq-Saudi Arabia Neutral Zone(ISO 3166 trigram; obsolete 1993)
NU
- NU
- NUI – (a) No user interface ("noo-ey")
- NUL
- (i) Null character (ASCII code of control character)
- National Urban League
- Nuclear Utilization Target Selection
- NUWC – (i) U.S. Naval Undersea Warfare Center
NV
- nv – (s) Navajo language (ISO 639-1 code)
- Nanovolt
- NV
- (i) Naamloze vennootschap (Dutch, "innominate partnership" or "anonymous venture"; i.e. a public limited-liability company)
- (s) Nevada (postal symbol)
- NVEOL – (i) Night Vision and Electro-Optics Laboratory
- Night Vision and Electronic Sensors Directorate, Fort Belvoir, Virginia
- Night Vision Goggles
- NVL – (i) Night Vision Laboratory
NW
- Nanowatt
- North-West
- Nuclear Weapon
- NWA – (i) National Wrestling Alliance
- NWF – (i) National Wildlife Federation
- Nuclear-Weapon-Free Zone
- NWHN – (i) U.S. National Women's Health Network
- nWo – (i) New World Order (see article for explanation of idiosyncratic capitalization)
- New Wave of American Heavy Metal
- NWOBHM – (i) New wave of British heavy metal (sometimes pronounced /nəˈwɒbəm/ as if it were an acronym)
- NWRA – (i) National Wildlife Rehabilitators Association
- NWSL - (i) National Women's Soccer League (U.S.)
- NWT – (i) North-West Territories
NX
- NX
- (p) Part of computer memory marked as "no execute"
- (i) Automobile made by Nissan
- (s) unit of illuminance
- (p) National Express
- Net exports
- (p) Part of computer memory marked as "
- Pump It Upseries
- NXD– (p) Native XML
- NXE– (i) New Xbox Experience
- New Cross Gate station
- NXL – (i) National XBall League
- NXN– (p) Nike Cross Nationals
- NXP– (p) "Next Experience" Semiconductors
NY
- Chichewa language(ISO 639-1 code)
- NY – (s) New York (postal symbol)
- Chichewa language(ISO 639-2 code)
- New York Heart Association
- NYO – (i) National Youth Orchestra of Great Britain
- NYRA
- (i) National Youth Rights Association
- (a) New York Racing Association (horse racing)
- NYSE – (i) New York Stock Exchange
- NYT (disambiguation) – (i) The New York Times
NZ
- NZ – (s) New Zealand (ISO 3166 and FIPS 10-4 country code digram)
- NZC – (i) New Zealand Cricket
- currency code)
- NZL – (s) New Zealand (ISO 3166 trigram)
- Noze looan(online/event listings)
- NZOSS – (i) New Zealand Open Source Society
- NZR
- (i) New Zealand Railways
- New Zealand Rugby (governing body for rugby union)
- NZRU– (i) New Zealand Rugby Union, the former name of the organisation now known as New Zealand Rugby