free energy
English Thesaurus
1. (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs (noun.phenomenon)
| hypernym | : | physical phenomenon, |
| definition | : | a natural phenomenon involving the physical properties of matter and energy (noun.phenomenon) |
| hyponym | : | alternative energy, |
| definition | : | energy derived from sources that do not use up natural resources or harm the environment (noun.phenomenon) |
| hyponym | : | binding energy, separation energy, |
| definition | : | the energy required to separate particles from a molecule or atom or nucleus; equals the mass defect (noun.phenomenon) |
| hyponym | : | chemical energy, |
| definition | : | that part of the energy in a substance that can be released by a chemical reaction (noun.phenomenon) |
| hyponym | : | electrical energy, electricity, |
| definition | : | energy made available by the flow of electric charge through a conductor (noun.phenomenon) |
| hyponym | : | energy level, energy state, |
| definition | : | a definite stable energy that a physical system can have; used especially of the state of electrons in atoms or molecules (noun.phenomenon) |
| hyponym | : | rest energy, |
| definition | : | the energy equivalent to the mass of a particle at rest in an inertial frame of reference; equal to the rest mass times the square of the speed of light (noun.phenomenon) |
| hyponym | : | work, |
| definition | : | (physics) a manifestation of energy; the transfer of energy from one physical system to another expressed as the product of a force and the distance through which it moves a body in the direction of that force (noun.phenomenon) |
| hyponym | : | heat, heat energy, |
| definition | : | a form of energy that is transferred by a difference in temperature (noun.phenomenon) |
| hyponym | : | radiant energy, |
| definition | : | energy that is transmitted in the form of (electromagnetic) radiation; energy that exists in the absence of matter (noun.phenomenon) |
| hyponym | : | radiation, |
| definition | : | energy that is radiated or transmitted in the form of rays or waves or particles (noun.phenomenon) |
| domain category | : | natural philosophy, physics, |
| definition | : | the science of matter and energy and their interactions (noun.cognition) |
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