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
early 17th cent.: from Latin scintillatio(n-), from scintillare 'to sparkle' (see scintillate)