• Scintillation

    Pronunciation

    • IPA: /ËŒsɪntəˈleɪʃən/

    Noun

    scintillation

    (plural scintillations)
    1. A flash of light; a spark
    2. (astronomy) The twinkling of a star caused by turbulence in the Earth's atmosphere
    3. (physics) The flash of light produced by a phosphor when it absorbs ionizing radiation
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