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WordReference Random House Unabridged Dictionary of American English © 2024scin•til•la•tion (sin′tl ā′shən),USA pronunciation n. - the act of scintillating;
sparkling. - a spark or flash.
- Astronomythe twinkling or tremulous effect of the light of the stars.
- Meteorologyany small-scale twinkling or shimmering of objects that are viewed through the atmosphere, caused by an interception of the observer's line of view by inhomogeneities in the atmospheric refractive index.
- Physics
- a flash of light from the ionization of a phosphor struck by an energetic photon or particle.
- Physicsrandom fluctuation of the amplitude, phase, or polarization of an electromagnetic wave.
- Electronics(on a radar display) a slight, rapid shifting of a spot of light or the image of an object about its mean position.
- Latin scintillātiōn- (stem of scintillātiō). See scintillate, -ion
- 1615–25
Collins Concise English Dictionary © HarperCollins Publishers:: scintillation /ˌsɪntɪˈleɪʃən/ n - the act of scintillating
- a spark or flash
- the twinkling of stars or radio sources, caused by rapid changes in the density of the earth's atmosphere, the interplanetary medium, or the interstellar medium, producing uneven refraction of starlight
- a flash of light produced when a material scintillates
scin•til•lat•ing /ˈsɪntəˌleɪtɪŋ/USA pronunciation adj. - animated, clever, or witty:a scintillating conversation.
scin•til•la•tion /ˌsɪntəˈleɪʃən/USA pronunciation n. [uncountable] WordReference Random House Unabridged Dictionary of American English © 2024scin•til•lat•ing (sin′tl ā′ting),USA pronunciation adj. - animated;
vivacious;
effervescent:a scintillating personality. - witty;
brilliantly clever:a scintillating conversationalist; a play full of scintillating dialogue.
- scintillate + -ing1 1880–85
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