| AAA | American Automobile Association |
| AC | alternating current |
| ADMS | advanced distribution management system |
| AGC | automatic generation control |
| AI | artificial intelligence |
| AMI | automated metering infrastructure |
| ANL | Argonne National Laboratory |
| APPA | American Public Power Association |
| ARPA-E | Advanced Research Projects Agency–Energy |
| ARRA | American Recovery and Reinvestment Act |
| BEV | battery electric vehicle |
| BLS | U.S. Bureau of Labor Statistics |
| BoS | balance of system |
| BPA | Bonneville Power Administration |
| BtM | behind-the-meter |
| C2ES | Center for Climate and Energy Solutions |
| CAES | compressed air energy storage |
| CAISO | California Independent System Operator |
| CARB | California Air Resources Board |
| CCA | community choice aggregation |
| CCS | carbon capture and storage |
| CEC | California Energy Commission |
| CES | Clean Energy Standards |
| CHP | combined heat and power |
| CIP | critical infrastructure protection |
| CPP | critical peak pricing |
| DA | day-ahead |
| DAC | direct air capture |
| DARPA | Defense Advanced Research Projects Agency |
| DC | direct current |
| DCFC | direct current fast charging |
| DERMS | Distributed Energy Resource Management Systems |
| DER | distributed energy resource |
| DHS | U.S. Department of Homeland Security |
| DLC | direct load control |
| DMS | Distribution Management System |
| DOC | U.S. Department of Commerce |
| DoD | U.S. Department of Defense |
| DOE | U.S. Department of Energy |
| DOL | U.S. Department of Labor |
| DR | demand response |
| E-ISAC | Electricity Information Sharing and Analysis Center |
| e-MTC | enhanced machine-type communication |
| EE | energy efficiency |
| EEI | Edison Electric Institute |
| EERE (DOE-EERE) | DOE—Office of Energy Efficiency and Renewable Energy |
| EIA | Energy Information Administration |
| EIM | energy imbalance market |
| EMP | electromagnetic pulse |
| EPACT 1992 | Energy Policy Act of 1992 |
| EPACT 2005 | Energy Policy Act 2005 |
| EPRI | Electric Power Research Institute |
| ERCOT | Electric Reliability Council of Texas |
| ERO | electric reliability organization |
| ESG | environmental, social, and governance [criteria] |
| EV | electric vehicle |
| EWG | exempt wholesale generator |
| FACTS | flexible alternating current transmission system |
| FCC | Federal Communications Commission |
| FEMA | Federal Emergency Management Agency |
| FERC | Federal Energy Regulatory Commission |
| FLISR | fault location isolation and service restoration |
| FPA | Federal Power Act |
| GADS | generating availability data system |
| GDP | gross domestic product |
| GHG | greenhouse gas |
| GMI | Grid Modernization Initiative |
| GPS | global positioning system |
| GTI | Gas Technology Institute |
| HVAC | heating, ventilation, and air conditioning |
| HVDC | high-voltage direct current |
| ICE | internal combustion engine |
| ICS | incident command system |
| ICT | information and communications technology |
| IEA | International Energy Agency |
| IGBT | insulated-gate bipolar transistor |
| INL | Idaho National Laboratory |
| IoT | Internet of Things |
| IPP | independent power producer |
| ISAC | Information Sharing and Analysis Center |
| ISO | independent system operator |
| ISO-NE | Independent System Operator—New England |
| IT | information technology |
| LADWP | Los Angeles Department of Water and Power |
| LBNL | Lawrence Berkeley National Laboratory |
| LED | light-emitting diode |
| LIHEAP | Low Income Home Energy Assistance Program |
| LLNL | Lawrence Livermore National Laboratory |
| LMP | locational margin pricing |
| LPPC | Large Public Power Council |
| LPT | large power transformer |
| MISO | Midcontinent Independent System Operator |
| ML | machine learning |
| MMC | Modular Multilevel Converter |
| MVDC | medium-voltage direct current |
| NARUC | National Association of Regulatory Utility Commissioners |
| NASEO | National Association of State Energy Official |
| NB-IoT | narrow-band Internet of Things |
| NCCET | National Council for Continuing Education and Training |
| NEITC | national interest electric transmission corridor |
| NEM | net energy metering |
| NERA | New England Ratepayer Association |
| NERC | North American Electric Reliability Corporation |
| NRECA | National Rural Electric Cooperative Association |
| NREL | National Renewable Energy Laboratory |
| NSC | National Security Council |
| NTSB | National Transportation Safety Board |
| NYISO | New York Independent System Operator |
| NYPA | New York Power Authority |
| NYSERDA | New York State Energy Research and Development Authority |
| OE (DOE-OE) | Department of Energy—Office of Electricity |
| ORNL | Oak Ridge National Laboratory |
| OT | operational technology |
| PCC | point of common coupling |
| PHEV | plug-in hybrid electric vehicle |
| PHMSA | Pipeline and Hazardous Materials Safety Administration |
| PMA | power marketing administration |
| PNNL | Pacific Northwest National Laboratory |
| PRC | price-responsive control |
| PUC | public utility commission |
| PURPA | Public Utilities Regulatory Policies Act of 1978 |
| PV | photovoltaic |
| R&D | research and development |
| RD&D | research, development, and demonstration |
| REA | Rural Electrification Administration |
| REBA | Renewable Energy Buyers Alliance |
| RF | radio frequency |
| RFP | request for proposal |
| RGGI | Regional Greenhouse Gas Initiative |
| RICE | reciprocating internal combustion engine [generator] |
| RMI | Rocky Mountain Institute |
| ROCOF | rate of change of frequency |
| RPS | renewable portfolio standards |
| RT | real-time |
| RTO | regional transmission organization |
| RTP | real-time pricing |
| SCADA | supervisory control and data acquisition |
| SGCC | State Grid Corporation of China |
| SGIP | Self-Generation Incentive Program |
| SLA | service-level agreement |
| SMR | small modular reactor |
| SPP | Southwest Power Pool |
| SST | solid-state transformer |
| STATCOM | Static Synchronous Compensator |
| SVC | static VAR compensator |
| T&D | transmission and development |
| TE | transactive energy |
| TOU | time-of-use |
| TSC | thyristor switched capacitor |
| TVA | Tennessee Valley Authority |
| UCSD | University of California, San Diego |
| UPFC | Unified Power Flow Controller |
| USEER | U.S. Energy and Employment Report |
| USGS | U.S. Geological Survey |
| V2G | vehicle-to-grid |
| V2H | vehicle-to-home |
| VAR | volt-ampere reactive |
| VSC | voltage source converter |
| VVC | volt-VAR control |
| WAP | Weatherization Assistance Program |
| WBG | wide band gap |
| WECC | Western Electricity Coordinating Council |
| WEF | World Economic Forum |
| WTO | World Trade Organization |
| ZELFR | zero-emitting load-following resources |