 first_law_of_thermodynamics |
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| 1. | [ noun ] (physics,thermodynamics) the fundamental principle of physics that the total energy of an isolated system is constant despite internal changes | |
| Synonyms: | law_of_conservation_of_energy conservation_of_energy | |
| Related terms: | law_of_thermodynamics conservation | |
| Similar spelling: |
First_Lord_of_the_Treasury |
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