scintillation

scintillation
noun
  1. a flash or sparkle of light
    火花,闪光
    ■[mass noun]the process or state of emitting flashes of light
    发出火花(或闪光)
    ■(Physics)a small flash of visible or ultraviolet light emitted by fluorescence in a phosphor when struck by a charged particle or high-energy photon
    (物理)荧光
    ■[mass noun](Astronomy)the twinkling of the stars, caused by the earth's atmosphere diffracting starlight unevenly
    (天文)(地球大气对星光衍射不均造成的)星光闪烁
语源
  1. early 17th cent.: from Latin scintillatio(n-), from scintillare 'to sparkle' (see scintillate)
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