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“virial theorem”

virial theorem

1. A theorem stating that the average kinetic and potential energies of a system are related to the system's total energy and internuclear separation.
2. The relation between the binding energy and kinetic energy of a system in equilibrium.

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“virial theorem”

Clausius virial theorem

In physics, a theorem stating that the total kinetic energy of a system of particles whose positions and velocities are bounded, averaged over a long period of time, will equal the virial of the system.

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virial-theorem mass

In astronomy, the mass of a star cluster or cluster of galaxies that is derived from the mean motions.

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