conservation law


nounPhysics, Chemistry.
  1. any law stating that some quantity or property remains constant during and after an interaction or process, as conservation of charge or conservation of linear momentum.

Origin of conservation law

1
First recorded in 1945–50

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How to use conservation law in a sentence

Scientific definitions for conservation law

conservation law

  1. Any of various principles, such as the conservation of charge and the conservation of energy, that require some measurable property of a closed system to remain constant as the system changes. Conservation laws can be directly related to principles of symmetry. See also invariance Noether's theorem.

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