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rest energy

n.
1.the energy equivalent to the mass of a particle at rest in an inertial frame of reference

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Word of the Day

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  • rest day
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  • rest area
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  • rest
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  • responsiveness
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  • responsive
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  • responsibly
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  • responsibleness
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  • responsible for
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  • responsible
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  • responsibility
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  • rest home
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  • rest house
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  • rest mass
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  • rest on
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  • rest period
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  • rest stop
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  • rest-cure
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  • rest-harrow
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  • restart
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  • restate
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  • manhood
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  • bibliothec
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  • unwell
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  • humiliate
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  • the sailor king
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  • ten-strike
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  • bar
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  • mussiness
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  • genus sanguinaria
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  • pertinently
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    Idiom of the Day

    kill the fatted calf
    to prepare a big feast (in someone's honor)
    We decided to kill the fatted calf and have a big dinner for my uncle.



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    Rapier

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