AJAX Asynchronous JavaScript and XML
API application programming interface
BARO Basic and Applied Research Office
CEGIS Center of Excellence for Geospatial Information Science
COGIT Conception Objet et Généralisation de l’Information Topographique
CRADA Cooperative Research and Development Act
CSW Catalog Service for Web
DARPA Defense Advanced Research Projects Agency
DCM Digital Cartographic Model
DHS Department of Homeland Security
DLM Digital Landscape Model
DOE Department of Energy
DOI Department of the Interior
EPA U.S. Environmental Protection Agency
EROS Center for Earth Resources Observation and Science
ESRI Environmental Systems Research Institute
FEMA Federal Emergency Management Agency
FGDC Federal Geographic Data Committee
FTE full-time equivalent
GEOLEM Geospatial Object Library for Environmental Modeling
GIS geographic information system
GIScience geographic information science
GNIS Geographic Names Information System
GOS Geospatial One-Stop
GPS Global Positioning System
IGN Institute Géographique National
ISO International Organization for Standardization
LCS Least Squares Collocation
LIDAR light detection and ranging
MSC Mapping Science Committee
NCGIA National Center for Geographic Information and Analysis
NGA National Geospatial-Intelligence Agency
NGAC National Geospatial Advisory Committee
NGPO National Geospatial Program Office
NGTOC National Geospatial Technical Operations Center
NHGIS National Historical Geographic Information System
NOAA National Oceanic and Atmospheric Administration
NRC National Research Council
NSDI National Spatial Data Infrastructure
NSF National Science Foundation
OCG Optional Content Group
OGC Open Geospatial Consortium
OS Ordnance Survey
PDF Portable document format
R&D research and development
REST Representational State Transfer
SLD styled layer descriptor
SOA Service Oriented Architecture
SOAP Simple Object Access Protocol
SPIRIT Spatially-Aware Information Retrieval on the Internet
TIGER Topologically Integrated Geographic Encoding and Referencing
TIN triangulated irregular network
TNM The National Map
UCD user-centered design
UCGIS University Consortium for Geographic Information Science