Acronym Lists


Acronym Full name Comments
N/A or NA not applicable
N-AWIPS National Centers Advanced Weather Interactive Processing Systems A version of GEMPAK developed by NMC
N-ROSS Naval Remote Ocean Sensing System
N-ROSS Naval Research Oceanographic Satellite System cancelled
N-SCAT NASA scatterometer
NAC NCAR Administrators Committee 2nd in command of all divisions
NACCAM National Coordinating Committee on Aviation Meteorology Federal Coordinating Group/Meteorology, USWB
NACOA National Advisory Committee on Oceans and Atmosphere NOAA
NADO New Airport Development Office or Organization
NAE National Aeronautical Establishment Canada
NAE National Academy of Engineering USA
NAFAX Analog facsimile map A standard circuit of weather information produced by the NWS
NAFTA North American Free Trade Agreement
NAG Numerical Algorithms Group Inc.
NAIC National Astronomy and Ionosphere Center NSF, Cornell University
NAILS NCAR Airborne Infrared Lidar System
NAO North American Oscillation
NAO North Atlantic Oscillation
NAO North Atlantic Ocean
NAOPS North Atlantic Ocean Prediction Systems INO
NAOS North American Observing System NOAA
NAPAP National Acid Precipitation Assessment Program
NAPP National Aerial Photography Program
NAR nonadvocacy review
NARA U.S. National Archives and Records Administration
NARE North Atlantic Regional Experiment
NAS National Academy of Sciences
NAS National Airspace System FAA
NAS Naval Air Station
NASA National Aeronautics and Space Administration
NASAO National Association of State Aeronautics and Organizations
NASCAS NAS Committee on Atmospheric Sciences
NASCO NAS Committee on Oceanography
NASCOM NASA Communications Network
NASCOM II upgraded version of NASA Communications Network
NASDA National Space Development Agency Japan
NASN National Air Surveillance Network
NASN NASN cascade impacter in aerosol studies
NASW National Association of Science Writers
NAT Nitric Acid Trihydrate
NATCA National Air Traffic Control Administration
NATO North Atlantic Treaty Organization
NATS NCAR Aircraft (or Airborne) Telemetry System
Navaid Navigation aid loran, omega, or GPS
NAVSTAR NAVigation Signal Timing and Ranging System
NAWAU National Aviation Weather Advisory Unit
N-AWIPS National Centers Advanced Weather Interactive Processing Systems A version of GEMPAK developed by NMC
NAWPG National Aviation Weather Products Generator
NBDRC New Building Design Review Committee
NBS National Bureau of Standards name changed to NIST, 8-23-88, U.S. Department of Commerce, Boulder, Colorado
NCAB Network Coordination and Advisory Board
NCAR National Center for Atmospheric Research Boulder, Colorado, formally began in 1960
NCAR Graphics   A computer graphics package developed by NCAR and widely distributed throughout the scientific community
NCAR/UCAR National Center for Atmospheric Research which is managed by UCAR
NCC National Climate Center NOAA
NCDC National Climatic Data Center NOAA
NCDS NASA Climate Data System
NCEP National Centers for Environmental Prediction previously the National Meteorological Center, a NOAA facility. The source of most of the model output data that appears in GRIB form on the HDS data stream
NCF Network Control Facility An NWS operation
NCGIA National Center for Geographic Information and Analysis
NCHPC National Consortium for High Performance Computing
NCIS Nadir Climate Interferometer Spectrometer
NCMC Non-Classical Mesoscale Circulations Forced by Differential Surface Heating-Observational Evaluations
NCMRWF India's National Centre for Medium Range Weather Forecasting
NCP Network Control Program
NCPO National Climate Project Office NOAA
NCRP National Council on Radiation Protection and Measurement established 3/5/65
NCSA National Center for Supercomputing Applications University of Illinois at Urbana-Champaign, developed such widely used Internet programs as Telnet and Mosaic
NCSNET NASCOM custom subnetwork
NCTM National Council of Teachers of Mathematics
ND near-dedicated
NDARB North Dakota Atmospheric Resources Board
NDBC National (or NOAA) Data Buoy Center MTF, GARP
NDC National Data Center
NDSC Network for Detection of Stratospheric Change a global network at http://www.ndsc.ncep.noaa.gov
NDT non-destructive testing ASTM
NDTE North Dakota Tracer Experiment
NDTP North Dakota Thunderstorm Project
NDVI normalized difference vegetation index spectral index
NDVI Greeness index from satellites
NEAQS New England Air Quality Study
NEC Norman (Oklahoma) Evaluation Committees
NEC Nippon machines
NECHE Northeast Colorado Hail Experiment Predecessor of NHRE
NEDRES National Environmental Data Referral System
NEEDS   Digital Library for Engineering Education (http://www.needs.org)
NEHRP National Earthquake Hazard Reduction Program
NEIC National Earthquake Information Center NOAA
NEM NWP Explicit Microphysics model developed at FSL, NOAA
NEMS Nimbus E microwave spectrometer GARP
NENA NOAA's Northeast-North Atlantic 2004
NEONS Navy Environmental Operational Nowcast System
NEPA National Environmental Policy Act
NEPH nephelometer
NEPRF Naval Environmental Prediction Research Facility Monterey, California, now Atmospheric Science Directorate of NOARL
NERC National Environment Research Council
NESC National Environmental Satellite Center Suitland, Maryland
NESC National Energy Software Corporation
NESDD NOAA Earth Science Data Directory
NESDIS National Earth Satellite Data and Information System
NESDIS National Environmental Satellite Data and Information Service A program of NOAA
NESS National Earth Satellite Service NOAA
NET noise-equivalent temperature
netCDF network Common Data Form An interface for scientific data access and a library that provides an implementation of the interface. The netCDF library also defines a machine-independent format for representing scientific data. Together, the interface, library, and format support the creation, access, and sharing of scientific data. The netCDF software was developed by Unidata
NetNorth Wide Area Network serving the BITNET branch in Canada
NETS Network Engineering and Telecommunications Section NCAR, SCD
Netscape   A World-Wide Web browser from Netscape Communications Corporation. Netscape evolved from NCSA Mosaic (with which it shares at least one author) and runs on the X Window System under various versions of Unix, on Microsoft Windows and on the Apple Macintosh
NEWS National Extreme Weather Systems
NEWS NOAA Earth Watch Service
NeWS Network extensible Windows System
NEXAIR next generation upper air system NWS
NEXRAD Next Generation Weather Radar A NOAA radar system of WSR-88D radars and associated processing equipment. NEXRAD data is made available at discounted prices to the IDD through a contract with WSI
NEXRAD Next Radar
NEXUS Next Upper Air Sounder (system)
NEXUS next-generation upper-air sounding system
NEXUS navaid-based upper- air sounding system
NFCR Narrow cold-frontal rainbands
NFS Network File System A communications protocol based on IP for file sharing among dissimilar computers on a LAN; allows cooperating computers to access each other's file systems as if they were local. NFS was originally developed by Sun, but is now available on most major operating systems
NGDC National Geophysical Data Center
NGI Next Generation Internet
NGM Nested Grid Model developed in the 1980s, a forecasting model run by the NMC
NGO Non-Government Organizations
NGS National Geodetic Survey
NGT NASA ground terminal
NH Northern Hemisphere
NHAP national high altitude photography
NHC National Hurricane Center
NHRE National Hail Research Experiment May 1990, formerly NECHE
NHRL National Hurricane Research Laboratory NOAA, Miami, Florida
NHSRP National Hail Suppression Research Program Preliminary name of NHRE
NIAR National Institute for Atmospheric Research original name of NCAR
NIC Network Interface Card
NICI Negative Ion Chemical Ionization GC/MS
NIDS NEXRAD Information Dissemination Service A NOAA service
NIDS NEXRAD Information and Data System
NIES National Institute of Environmental Science Japan
NIGEC National Institute for Global Environmental Change
NIH National Institute of Health
NILU Norwegian Institute for Air Research
NIMBUS Networked Information Management client-Based User Service developed at FSL, NOAA
NIMROD Northern Illinois Meteorological Research on Downbursts University of Chicago
NIP National and International Program NSF
NIPR National Institute for Polar Research Japan
NIR   near IR
NIRNS National Institute for Research in Nuclear Science Harwell, England
NIST National Institute of Standards and Technology new name of NBS, 8-23-88
NIU Network Interface Unit
Nixie tubes thermionic display electronic calculator
NLDN National Lightning Detection Network Also, a data feed provided by SUNY Albany through a cooperative agreement with Global Atmospherics, Inc.
NLDS National Lightning Detection System
NLDS National Lightning Detection System
NLN NCAR Local Network now called MASnet
NLTE non local thermodynamic equilibrium more generally given as non-LTE
NM network management
NMC National Meteorological Center A NOAA facility, now called National Centers for Environmental Prediction, NCEP
NMCC NASCOM Management Control Center
NMD NASA Master Directory
NMF normal mode functions
NMFS National Marine Fisheries Service NOAA
NMHC Non-Methane Hydrocarbons
NMIMT New Mexico Institute of Mining & Technology
NMOS Network and Mission Operations Support contract
NNF Non-NSF Funded
NNMI nonlinear normal mode initialization software
NNSC NSF Net Service Center
NNT Nearest Neighbor Tool
NOAA National Oceanic and Atmospheric Administration U.S. Department of Commerce, replaced ESSA
NOAAnet NOAA network
NOAAport   A broadcast communication system planned by NOAA to link AWIPS sites; its function is to provide real-time environmental data to NOAA and other users
NOAASIS NOAA Satellite Information System
NOAH comprised of the National Centers for Environmental Protection, Oregon State University, the Air Force, and the Hydrologic Research Lab of the National Weather Service
NOAO National Optical Astronomy Observatories
NOARL Naval Oceanographic and Atmospheric Research Laboratory INO, the merging of NORDA with NEPRF
NOC Naval Oceanographic Command
NOC Network Operations Center
NODC National Oceanographic Data Center
NODS NASA Ocean Data System
NOGAPS U.S. Navy Operational Global Atmospheric Prediction System
NOIC National Oceanographic Instrumentation Center NOAA
NOHRSC National Operational Hydrologic Remote Sensing Center
NOMAD Navy Oceanographic Meteorological Device Unmanned weather station (SNAP-7D nuclear generator power) that provides 3 hourly reports; and every hour in severe weather
NOMHICE Nonmethane Hydrocarbon Intercomparison Experiment
NOMP Navy Ocean Modeling and Prediction Program
NOMSS National Operational Meteorological Satellite System
NOPS Nimbus Observations Processing System NASA
NORDA Naval Ocean Research & Development Activity St. Louis, Missouri, now Ocean Acoustics and Ocean Science Directorates of NOARL
NORPAX North Pacific Experiment
NOS National Ocean Service NOAA, replaced Coast and Geodetic Survey
NOSC Naval Ocean Systems Center
NOSIE NODC Ocean Science Information Exchange
NOSS National Ocean Satellite System
NOVAM Navy Oceanographic Vertical Aerosol Model
NOWES Northern Wetlands Study
NOWrad National Operational Weather radar a tradename of WSI Corporation
NOWrad-6 a new product derived from WSI Corporation national radar reflectivity data
NOZE National Ozone Expedition
NPAS Network Planning and Analysis System
NPC National Processing Centers GARP
NPG Naval Proving Ground
NPGATE NCAR PROFS gateway computer
NPI NEXRAD Product Interface
NPI North Pacific Index
NPN NOAA Profiler Network previously known as the Wind Profiler Demonstration Project
NPOESS National Polar Orbiter Environmental Satellite System
NPOP NASA Polar Orbiting Platform
NPP Net Primary Productivity
NPRM Notice for Proposed Rule Making
NPS Numerical Product Service a NWS data stream
NPSNET NASCOM packet switched subnetwork
NQS Network Queue System
NRC National Research Council
NRCC National Research Council of Canada
NRDC National Research Development Corporation England
NRE Notice of Revised Estimate
NREL National Resource Ecology Laboratory
NREL National Renewable Energy Laboratory formerly SERI
NREN National Research and Education Network
NRL Naval Research Laboratory
NRLSI National Reference Library of Science and Invention British
NRN National Research Network
NROSS Naval Remote Ocean Sensing System
NRSC National Remote Sensing Centre
ns nanoseconds
NSB National Science Board Board of Directors for NSF
NSBF National Scientific Balloon Facility Palestine, Texas formerly NCAR's SBF
NSC Network Systems Corporation
NSCAT NASA Scatterometer
NSDA National Space Development Agency Japan
NSDL National Science Digital Library
NSF National Science Foundation
NSFnet National Science Foundation Network A national computer network established by NSF and managed by the University of Michigan and MERIT, Inc. NSFnet is part of Internet.
NSFNF Non-NSF non-funded
NSG Natural Systems Group NCAR
NSI NASA Science Internet
NSIDC National Snow and Ice Data Center
NSN NASA Science Network
NSO National Solar Observatory New Mexico
NSPI National Society for Programmed Instruction
NSRC National Systems and Research Company
NSRDS National Standard Reference Data System NBS
NSS Nodal Switching Subsystem
NSSDC National Space Science Data Center NASA Goddard, if an A, B, C, is on the end of the acronym, it designates a particular computer
NSSFC National Severe Storms Forecast Center Kansas City
NSSL National Severe Storms Laboratory NOAA, Norman, Oklahoma
NSSP National Severe Storms Project
NSTA National Science Teachers Association
NSTP National Solar Terrestrial Program
NSTS National Space Transportation System
NSWP National Space Weather Program
nT The nanotesler (nT) a measure of geomagnetic field strength
NTCC Nimbus Technical Control Center Twerle
NTIS National Technical Information Service USDC, Springfield, Virginia 22151, Government's central clearing house for sale of R&D and other government funded reports
NTISS national telecommunications and information systems security policy
NTN National Telecommunications Network
NTP Network Time Protocol
NTRANS metacode translator
NTS Nevada Test Site
NTSB National Transportation Safety Board
NTSC National Television System Committee
NTTF NASA Test and Training Facility
NURE National Uranium Resource Evaluation
NUWIG National Uranium Resource Evaluation
NVAP NASA water vapor project
NWP Numerical Weather Prediction
NWRC National Weather Records Center Asheville, North Carolina
NWS National Weather Service NOAA
NWS Naval Weather Service
NWSC National Weather Satellite Center
NWSFO National Weather Service Forecast Office
NWSOP National Winter Storms Operations Plan
NWSTC National Weather Service Telecommunications
NWSTG National Weather Service Telecommunications Gateway
NYSERNET New York State Educational and Research Network a regional NSFNET network