energy

energy
en|er|gy [ `enərdʒi ] noun ***
1. ) uncount a supply of physical power that you have for doing things that need physical effort:
As children we seemed to have endless energy.
She didn't even have the energy to get out of bed.
a ) count or uncount enthusiasm and determination:
She could offer youthful energy and talent in abundance.
put/devote/throw your energy/energies into something: Christine threw her energies into her teaching.
2. ) uncount electricity and other forms of power used for making things work:
Insulating your home is a good way to save energy.
Environmentally friendly energy sources include water and wind power.
a ) SCIENCE the power that is present in all physical things and can be changed into something such as heat, movement, or light

Usage of the words and phrases in modern English. 2013.

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Synonyms:
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Look at other dictionaries:

  • Energy —   The capability of doing work; different forms of energy can be converted to other forms, but the total amount of energy remains the same.   This is broadly defined as the capability of doing work. In the electric power industry, energy is more… …   Energy terms

  • Energy Deliveries —   Energy generated by one system delivered to another system.   ***   Energy generated by one electric utility system and delivered to another system through one or more transmission lines.   U.S. Dept. of Energy, Energy Information… …   Energy terms

  • Energy Receipts —   Energy generated by one utility system that is received by another through transmission lines.   ***   Energy brought into a site from another location.   U.S. Dept. of Energy, Energy Information Administration s Energy Glossary …   Energy terms

  • Energy supply —   Energy made available for future disposition. Supply can be considered and measured from the point of view of the energy provider or the receiver.   U.S. Dept. of Energy, Energy Information Administration s Energy Glossary …   Energy terms

  • Energy Use —   Energy consumed during a specified time period for a specific purpose (usually expressed in kWh) …   Energy terms

  • Energy Efficiency —   Programs that reduce consumption.   ***   A ratio of service provided to energy input (e.g., lumens to watts in the case of light bulbs). Services provided can include buildings sector end uses such as lighting, refrigeration, and heating:… …   Energy terms

  • Energy Intensity —   The relative extent that energy is required for a process.   ***   A ratio of energy consumption to another metric, typically national gross domestic product in the case of a country s energy intensity. Sector specific intensities may refer to… …   Energy terms

  • Energy Policy Act of 1992 — (EPACT)   A comprehensive legislative package that mandates and encourages energy efficiency standards, alternative fuel use, and the development of renewable energy technologies. Public Law 102 486, October 24th, 1992. Also authorized the… …   Energy terms

  • Energy Effects —   Changes at the consumer meter that reflect activities undertaken in response to utility administered programs.   ***   The changes in aggregate electricity use (measured in megawatthours) for consumers that participate in a utility DSM (demand… …   Energy terms

  • Energy Reserves —   The portion of total energy resources that is known and can be recovered with presently available technology at an affordable cost.   ***   Estimated quantities of energy sources that are demonstrated to exist with reasonable certainty on the… …   Energy terms

  • Energy Consumption —   The amount of energy consumed in the form in which it is acquired by the user. The term excludes electrical generation and distribution losses.   ***   The use of energy as a source of heat or power or as a raw material input to a manufacturing …   Energy terms

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