4G 4th Generation Wireless         
AAR Association of American Railroads
AASHTO American Association of State Highway and Transportation Officials
ACAT Advanced Crash Avoidance Technologies        
AERIS Applications for the Environment: Real-Time Information Synthesis     
AMS American Meteorological Society
APTA American Public Transportation Association        
ARINC Aeronautical Radio, Inc.         
ASE Automated Speed Enforcement         
ATA American Trucking Associations         
ATDM Active Transportation and Demand Management       
ATM Active Traffic Management         
ATRI Alliance for Transportation Research Institute       
BIFA Border Information Flow Architecture        
BSM Basic Safety Messsage
BTS Bureau of Transportation Statistics
CAMP Crash Avoidance Metrics Partnership        
CAV Community Assistance Visits
CBP Customs And Border Protection        
CEN European Committee for Standardization        
CO2 Carbon Dioxide          
COE Center of Excellence
COI Center of Innovation
ConOps Concept of Operations         
CO-PILOT Cost Overview for Planning Ideas and Logical Organization Tool
CSU California State University
CSW Curve Speed Warnings
CTIA Cellular Telecommunications Industry Association
CUTC Council of University Transportation Centers
CV Connected Vehicle
CV Connected Vehicle          
CVISN Commercial Vehicle Information Systems and Networks      
CVO Commercial Vehicle Operators         
CVSA Commercial Vehicle Safety Alliance        
CVTA Connected Vehicle Trade Association
CVTC Connected Vehicle Technology Challenge        
CWIM Crash Warning Interface Metrics        
DARPA Defense Advanced Research Projects Agency       
DCM Data Capture and Management        
DFW Dallas Forth Worth
DHS Department of Homeland Security
DMA Dynamic Mobility Applications         
DOT Department of Transportation
DSRC Dedicated Short-Range Communications
DSS Decision Support System
DVI Driver Vehicle Interface         
DynaMIT Prediction Model          
DynaSMART Prediction Model          
EEBL Emergency Electronic Brake Light 
ENOC Enterprise Network Operations Center        
EPA Environmental Protection Agency         
ER Emergency Response
ESS Environmental Sensor Stations         
EU European Union          
FAA Federal Aviation Administration
FCA Forward Collision Avoidance         
FCC Federal Communications Commission         
FCW Forward Collision Warning         
FHWA Federal Highway Administration
FMCSA Federal Motor Carrier Safety Administration
FOE Field Operational Experiment         
FOT Field Operational Test         
FRA Federal Railroad Administration
FRATIS Freight Advanced Traveler Information        
FRATIS Freight Advanced Traveler Information System 
FTA Federal Transit Administration
GHG Greenhouse Gas          
GID Geometric Intersection Description         
GPS Global Positioning System         
GSA General Services Administration         
HAP Harmonization Action Plan         
HCM Highway Capacity Manual         
HRI Highway-Rail Intersection          
HTG Harmonization Task Groups         
IASIM Impact assessment simulation
IBTTA International Bridge, Tunnel and Turnpike Association
IBTTA International Bridge, Tunnel and Turnpike Association      
IDTO Integrated Dynamic Transit Operations        
IEEE Institute of Electrical and Electronics Engineers
IMO Integrated Mobile Observations         
INFLO Intelligent Network Flow Optimization
International Trade Data Systems         
IRWG Intermodal Research Working Group
ISO International Standardisation Organization         
ISTEA Intermodal Surface Transportation Efficiency Act of 1991
ITDS International Trade Data System        
ITE Institute of Transportation Engineers        
ITS Intelligent Transportation Systems
ITU International Telecommunications Union         
JPO Joint Program Office
LACMTA Los Angeles County Metropolitan Transit Authority
LECD Light Emitting Ceramic Device
LIDAR Light Detection And Ranging        
LTAP Local Technical Assistance Program
LTE Long Term Evolution, also the 4th Generation of Wireless Communications  
MAP-21 Moving Ahead for Progress in the 21st Century Act
MARAD Maritime Administration          
MDSS Maintenance Decision Support System        
METRANS National Center for Metropolitan Transportation Research
MIT Massachusetts Institute of Technology
MMIPS Multimodal Integrated Payment Systems        
MOVES Motor Vehicle Emission Simulator        
MPO Metropolitan Planning Organization
NA Not applicable
NARL North America Research Laboratory        
NATWG North American World Trade Group       
NCAR National Center for Atmospheric Research       
NCHRP National Cooperative Highway Research Program
NFC Near-Field Communications          
NHI National Highway Institute
NHTSA National Highway Traffic Safety Administration
NIST National Institute of Standards and Technology      
NMVCC National Motor Vehicle Crash Causation Survey      
NOAA National Oceanic and Atmospheric Administration       
NRITS National Rural ITS Conference
OEMs Original Equipment Manufacturer         
OME Otay Mesa East         
OS Portal Open Source Portal        
OSADP Open Source Application Development Portal
OST Office of the Secretary of Transportation
OTREC Oregon Transportation Research and Education Consortium
P2P Peer-to-Peer           
PCB Professional Capacity Building
PDE Prototype Data Environment         
PHMSA Pipeline and Hazardous Materials Safety Administration
PKI Public Key Infrastructure         
POC Point of Concept         
POE Point of Entry         
QC-ACE Query Central-to-Customs and Border Protection’s Automated Commercial Environment
Q-WARN Queue Warning
RDE Research Data Exchange
RESCUME Response, Emergency Staging and Communications, Uniform Management, and Evacuation
RFID Radiofrequency Identification
RiP Research in Progress
RITA Research and Innovative Technology Administration
ROW Right of Way         
RPO Regional Planning Organizations
RSD Retrofit Safety Device         
RSD Retrofit Safety Device
RSE Roadside Equipment          
RWM Road Weather Management         
SAE Society of Automotive Engineers
SAFETEA-LU Safe, Accountable, Flexible, Efficient Transportation Equity Act: A Legacy for Users
SCMS Security Credential Management System
SDN Service Delivery Node         
SDO Standards Development Organizations         
SFL South Florida
SHRP Strategic Highway Research Program        
SPaT Signal Phase and Timing        
SPD-HARM Dynamic Speed Harmonization
T3 Talking Technology and Transportation Webinar Programs      
TBD To be determined
T-CONNECT Connection Protection          
TCRP Transit Cooperative Research Program
T-DISP Dynamic Transit Operations         
TEA-21 Transportation Equity Act for the 21st Century
TEDIS Transportation and Economic Development Information System
TIMTC Trucking Industry Mobility and Technology Coalition      
TMC Transportation Management Center
TMF Traffic Mitigation Fee
TPG Test Procedure Generator         
TRANSIMS Transportation Analysis Simulation System
TRB Transportation Research Board
TrEPS In Traffic Estimation and Prediction Systems      
TRIS Transportation Research Information Services Online
TSAG Telecommunication Standardization Advisory Group        
TTAP Tribal Technical Assistance Program
UGPTI Upper Great Plains Transportation Institute       
UMTRI University of Michigan Transportation Research Institute      
UO University of Oregon
US DOT United States Department of Transportation      
USDOT United States Department of Transportation
V2I Vehicle-to-Infrastructure
V2V Vehicle-to-Vehicle
VDEM Virginia Department of Emergency Management
VDT Vehicle Data Translator         
VII Vehicle Infrastructure Integration
VIIC Vehicle Infrastructure Integration Consortium        
VSL Variable Speed Limits         
WCTR World Congress on Transportation Research
WRTM Weather-Responsive Traffic Management