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mass number

n.
1.the sum of the number of neutrons and protons in an atomic nucleus

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Word of the Day

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  • mass noun
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  • mass murderer
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  • mass murder
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  • mass meeting
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  • mass medium
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  • mass hysteria
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  • mass energy
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  • mass deficiency
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  • mass defect
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  • mass culture
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  • mass production
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  • mass rapid transit
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  • mass spectrograph
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  • mass spectrometer
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  • mass spectroscopic
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  • mass spectroscopy
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  • mass spectrum
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  • mass unit
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  • mass-action principle
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  • mass-energy equivalence
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  • homogenise
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  • classicise
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  • self-possession
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  • glowering
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  • news conference
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  • deutschmark
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  • step stool
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  • turning away
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  • doliolidae
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  • phytotoxin
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    Idiom of the Day

    handy
    can easily fix things
    The man is very handy around the house and is always fixing or building something.



    1.
    The chairperson likes to ________ down the law

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