Conservation of energy and First law of thermodynamics

Conservation of energy

Conservation of energy noun - The fundamental principle of physics that the total energy of an isolated system is constant despite internal changes.

First law of thermodynamics is a synonym for conservation of energy. In some cases you can use "First law of thermodynamics" instead a noun phrase "Conservation of energy".

First law of thermodynamics

First law of thermodynamics noun - The fundamental principle of physics that the total energy of an isolated system is constant despite internal changes.

Conservation of energy is a synonym for first law of thermodynamics. You can use "Conservation of energy" instead a noun phrase "First law of thermodynamics".

Both terms in one sentence

  • Film / Snowpiercer No Conservation of Energy: The film's two pieces of Applied Phlebotinum break the first law of thermodynamics in opposite manners: The Snowpiercer's engine produces endless energy for the train from nowhere.
Cite this Source
First law of thermodynamics and Conservation of energy. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/conservation_of_energy/first_law_of_thermodynamics
Conservation of energy & First law of thermodynamics. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/conservation_of_energy/first_law_of_thermodynamics>.
First law of thermodynamics or Conservation of energy. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/conservation_of_energy/first_law_of_thermodynamics.