mass energy

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Definitions from WordNet

Noun mass energy has 1 sense

mass energy - (physics) the mass of a body regarded relativistically as energy
--₁ is a kind of mass

Definitions from the Web

Mass Energy

Definition: Mass energy refers to the concept that mass and energy are interchangeable and are both aspects of the same fundamental entity.

Examples:

The theory of relativity introduced the concept of mass energy equivalence.
Einstein's famous equation E=mc² relates the amount of energy contained in an object to its mass.
In nuclear reactions, a small amount of mass is converted into a large amount of energy.

Related products: Relativity Books

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