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optical phenomenon

n.
1.a physical phenomenon related to or involving light

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Word of the Day

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  • optical opacity
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  • optical maser
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  • optical lens
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  • optical instrument
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  • optical illusion
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  • optical glass
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  • optical fusion
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  • optical flint
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  • optical fibre
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  • optical fiber
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  • optical prism
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  • optical pyrometer
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  • optical telescope
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  • optically
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  • optician
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  • optics
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  • optimal
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  • optimally
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  • optimisation
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  • optimise
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  • bacillar
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  • kadai
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  • sphenoid
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  • boom box
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  • flycatching warbler
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  • eriocaulaceae
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  • frolicsome
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  • genus lutra
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  • satiable
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  • fallibility
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    Idiom of the Day

    picture of (something)
    the perfect example of something
    My father was the picture of health when I saw him last month.



    1.
    Bob: The one in your office is fine. Do I need to ________ anything special to get out of the building?

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