N - Abbreviations list
 n
amount of substance | en dash | nano- | net | neuter | neutron | nominative | noon | note | noun | number | refractive index
 N
Avogadro’s number | en dash | knight | naira | neutral | New | newton | nitrogen | Norse | north | northern | November
 na
Namibia
 Na
sodium
 NA
North America
 n/a
not applicable | not available
 NAACP
National Association for the Advancement of Colored People
 NAAFI
Navy, Army, and Air Force Institutes
 NAC
National Advisory Council
 NACODS
National Association of Colliery Overmen, Deputies, and Shotfirers
 NACRO
National Association for the Care and Resettlement of Offenders
 NAD
nicotinamide adenine dinucleotide
 NADH
NAD hydrogen
 NADP
nicotinamide adenine dinucleotide phosphate
 NADPH
NADP hydrogen
 NAFTA
North American Free Trade Agreement
 Nah.
Nahum
 NAHT
National Association of Headteachers
 NAI
nonaccidental injury
 NAIRU
nonaccelerating inflation rate of unemployment
 NAK
negative acknowledgment
 NALGO
National Association of Local Government Officers
 N Am.
North America | North American
 NAND
not and
 NAO
National Audit Office
 NAPO
National Association of Prison Officers
 NAS
naval air station
 NASA
National Aeronautics and Space Administration
 NASD
National Association of Securities Dealers
 NASDAQ
in the United States, an electronic communications system that links all over-the-counter securities dealers to form a single market
 NAS/UWT
National Association of Schoolmasters/Union of Women Teachers
 nat.
national | native | natural
 NATFHE
National Association of Teachers in Further and Higher Education
 natl
national
 NATO
North Atlantic Treaty Organization
 NATSOPA
National Society of Operative Printers, Graphical and Media Personnel
 naut.
nautical
 NAV
net asset value
 nav.
naval | navigable | navigation
 NAVSAT
navigation satellite
 nb
no ball
 Nb
niobium
 NB
New Brunswick | nota bene
 NBA
National Basketball Association | Net Book Agreement
 NBC
National Broadcasting Company | nuclear, biological, and chemical (weapons or warfare)
 NBCD
natural binary coded decimal
 NBD
no big deal
 NbE
north by east
 NBER
National Bureau of Economic Research
 NBFI
nonbank financial institution
 NBG
no bloody good
 NBL
National Book League
 NBTD
nothing better to do
 NBV
net book value
 NbW
north by west
 nc
New Caledonia
 NC
National Certificate | National Curriculum | network computer | no charge | North Carolina | numerical control
 n/c
no charge
 NCB
national central bank
 NCC
National Consumer Council | National Curriculum Council | Nature Conservancy Council
 NCO
noncommissioned officer
 NCSA
National Center for Supercomputing Applications
 NCT
National Childbirth Trust
 NCU
National Communications Union
 NCUA
National Credit Union Administration
 Nd
neodymium
 ND
National Diploma | no date | North Dakota
 NDA
nondisclosure agreement | nondisparagement agreement
 NDE
near-death experience
 NDIP
nondeposit investment product
 NDP
net domestic product
 NDPB
non-departmental public body
 NDT
Newfoundland Daylight Time
 NDU
Nursing Development Unit
 ne
Niger
 Ne
neon
 NE
Nebraska | New England | northeast | northeastern
 NEA
National Education Association
 NEB
National Enterprise Board | New English Bible
 NEbE
northeast by east
 NEbN
northeast by north
 NEC
National Executive Committee | National Exhibition Centre (Birmingham)
 NEDC
National Economic Development Council
 needn’t
need not
 NEF
noise exposure forecast
 neg.
negative
 Neh.
Nehemiah
 nem. con.
without opposition
 NEO
near-earth object
 NEPAD
New Partnership for Africa’s Development
 NEQ
nonequivalence
 NERC
Natural Environment Research Council
 net
networking organization
 NetBIOS
Network Basic Input Output System
 Neth.
Netherlands
 neurol.
neurological | neurology
 neut.
neuter
 NEW
nonexplosive warfare
 New Eng.
New England
 Newf.
Newfoundland
 nf
Norfolk Island
 NF
National Front | neurofibromatosis | Newfoundland | no funds | Norman French
 Nfd
Newfoundland
 NFER
National Foundation for Educational Research
 NFL
National Football League
 Nfld
Newfoundland
 NFS
National Fire Service | network file service | network file system | not for sale
 NFT
National Film Theatre | Newfoundland Time
 NFU
National Farmers’ Union
 NFWI
National Federation of Women’s Institutes
 ng
Nigeria | no good
 NGO
nongovernmental organization
 NH
New Hampshire
 NHI
National Health Insurance
 NHS
National Health Service
 ni
Nicaragua
 Ni
nickel
 NI
National Insurance | North Island | Northern Ireland
 NIC
National Insurance contribution(s) | network interface card | newly industrialized country
 Nic.
Nicaragua
 NiCad
nickel-cadmium (battery)
 NICAM
near-instantaneous companded audio multiplex
 NICE
National Institute for Clinical Excellence
 NIDA
National Institute of the Dramatic Arts
 NIEO
New International Economic Order
 NIESR
National Institute of Economic and Social Research
 NIF
note issuance facility
 Nig.
Nigeria | Nigerian
 NIH
not invented here
 NIHE
National Institute for Higher Education
 NII
Nuclear Installations Inspectorate
 NIMBY
not in my back yard
 NiMH
nickel metal hydride (battery)
 NIRC
National Industrial Relations Court
 N Ire.
Northern Ireland
 NIREX
Nuclear Industry Radioactive Waste Executive
 NJ
New Jersey
 nl
Netherlands | new line
 NL
New Latin
 NLF
National Liberation Front
 NLP
natural language processing | neurolinguistic programming
 NLQ
near letter quality
 nm
nanometre | nautical mile | nuclear magneton
 NM
nautical mile | New Mexico
 NMC
Nursing and Midwifery Council
 NMI
nonmaskable interrupt
 nmol
nanomole
 NMR
nuclear magnetic resonance
 NNE
north-northeast
 NNI
noise and number index
 NNP
net national product
 NNR
National Nature Reserve
 NNTP
network news transfer protocol
 NNW
north-northwest
 no
Norway
 No
nobelium
 no.
north | northern | number
 No.
number
 n.o.
not out
 NOHSC
National Occupational Health and Safety Commission
 NoI
Nation of Islam
 nol. pros.
nolle prosequi
 nom.
nominative
 NOP
National Opinion Polls
 Nopo
no person operated train
 NOR
not or
 Nor.
Norman | North | Norway | Norwegian
 Norf.
Norfolk
 norm.
normal
 Norm.
Norman
 Northants.
Northamptonshire
 Norw.
Norway | Norwegian
 NOS
network operating system
 nos.
numbers
 Nos.
numbers
 n.o.s.
not otherwise specified
 Notts.
Nottinghamshire
 Nov.
November
 NOW
National Organization for Women
 NOx
nitrogen oxides
 NOYB
none of your business
 np
Nepal | new paragraph
 Np
neper | neptunium
 NP
National Party | neuropsychiatry | new paragraph | notary public | noun phrase
 NPA
Newspaper Publishers’ Association
 NPD
new product development
 NPK
nitrogen, phosphorus, and potassium (in fertilizers)
 NPL
National Physical Laboratory | noise pollution level
 NPN
nonprotein nitrogen
 NPP
net primary productivity
 NPV
no par value | net present value
 NPWS
National Parks and Wildlife Service
 NQA
no questions asked
 nr
Nauru | near
 NRA
National Rifle Association | National Rivers Authority
 NRC
Nuclear Regulatory Commission
 NRDC
National Research and Development Corporation
 NRDS
neonatal respiratory distress syndrome
 NREM
nonrapid eye movement
 NRI
nonresident Indian
 NRMA
National Roads and Motorists Association
 NRN
no reply necessary
 NRPB
National Radiological Protection Board
 NRV
net realizable value
 NRWT
nonresident withholding tax
 NRZ
nonreturn to zero
 ns
nanosecond
 NS
New Style | not sufficient (funds) | Nova Scotia | nuclear ship
 n.s.
nearside | new series | not specified
 n/s
not sufficient (funds)
 N/S
nonsmoker | nonsmoking
 NSA
National Security Agency | National Society of Accountants | nitrate-sensitive area
 NSAID
nonsteroid(al) anti-inflammatory drug
 NS & I
National Savings and Investments
 NSB
National Savings Bank
 NSC
National Safety Council | National Savings Certificate | National Security Council
 nsec
nanosecond
 NSF
not sufficient funds
 NSG
nonstatutory guidelines
 NSPCA
National Society for the Prevention of Cruelty to Animals
 NSPCC
National Society for the Prevention of Cruelty to Children
 NSU
nonspecific urethritis
 NSW
New South Wales
 NT
National Trust | New Testament | no trump | Nome Time | Northern Territory | Northwest Territories
 NTA
net tangible assets
 NTB
nontariff barrier
 Nth
north
 NTIM
not that it matters
 NTL
nevertheless | nonetheless
 NTP
network time protocol | normal temperature and pressure
 NTSC
National Television Systems Committee
 NTW
not to worry | no time-wasters
 nt wt
net weight
 nu
Niue
 NUAAW
National Union of Agricultural and Allied Workers
 NUCPS
National Union of Civil and Public Servants
 NUDETS
nuclear detection system
 NUJ
National Union of Journalists
 NUM
National Union of Mineworkers
 num.
number | numeral
 Num.
Numbers
 NUPE
National Union of Public Employees
 NURMTW
National Union of Rail, Maritime, and Transport Workers
 NUS
National Union of Seamen | National Union of Students
 NUT
National Union of Teachers
 NV
Nevada | nonvintage | nonvoting
 N/V
no value
 NVC
national vegetation classification
 nvCJD
new variant CJD
 NVQ
National Vocational Qualification
 NVZ
nitrate-vulnerable zone
 NW
northwest | northwestern
 NWbN
northwest by north
 NWbW
northwest by west
 Nwfld
Newfoundland
 NWT
Northwest Territories
 n.wt
net weight
 NY
New York (State)
 NYC
New York City
 NYCE
New York Cotton Exchange
 NYFE
New York Futures Exchange
 NYLON
relating to a transatlantic lifestyle divided between New York and London, as lived by successful business executives
 NYMEX
New York Mercantile Exchange
 NYO
National Youth Orchestra
 NYP
not yet published
 NYSE
New York Stock Exchange
 nz
New Zealand
 NZ
New Zealand
 NZBC
New Zealand Broadcasting Corporation
 N Zeal.
New Zealand
 NZMA
New Zealand Medical Association
 NZRFU
New Zealand Rugby Football Union
 NZSE
New Zealand Stock Exchange


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Abbreviations