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reflection factor

n.
1.the fraction of radiant energy that is reflected from a surface

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Word of the Day

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  • reflection
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  • reflecting telescope
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  • reflectance
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  • reflation
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  • reflate
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  • refit
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  • refinisher
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  • reflective
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  • reflective power
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  • reflectively
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  • reflectometer
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  • reflector
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  • reflex
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  • reflex angle
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  • backswept
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  • duck soup
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  • callousness
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  • schilling
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  • fire drill
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  • grandiloquently
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  • unglazed
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  • spats
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  • mental home
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  • aleph-nought
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    Idiom of the Day

    a drag on (someone)
    a burden to someone
    The problems at work were a drag on my friend and he became sick because of them.



    1.
    Be careful in choosing your companions, and
    (P) never to be departed from, that
    (Q) no youth ought to be called your friend
    (R) lay this down as a rule
    (S) who is addicted to indecent talk or who is fond of low society

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