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- Dictionaryscintillation/ˌsɪntɪˈleɪʃn/
noun
- 1. a flash or sparkle of light: "scintillations of diamond-hard light"
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In condensed matter physics, scintillation (/ ˈ s ɪ n t ɪ l eɪ ʃ ən / SIN-til-ay-shun) is the physical process where a material, called a scintillator, emits ultraviolet or visible light under excitation from high energy photons (X-rays or gamma rays) or energetic particles (such as electrons, alpha particles, neutrons, or ions).
1. : an act or instance of scintillating. especially : rapid changes in the brightness of a celestial body. 2. a. : a spark or flash emitted in scintillating. b. : a flash of light produced in a phosphor by an ionizing event. 3. : a brilliant outburst (as of wit) 4. : a flash of the eye. Examples of scintillation in a Sentence.
noun. 1. the act of scintillating. 2. a spark or flash. 3. 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. 4. physics. a flash of light produced when a material scintillates.
noun. the act of scintillating; sparkling. a spark or flash. Astronomy. the twinkling or tremulous effect of the light of the stars. Meteorology. any 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.
n. 1. the act of scintillating. 2. a spark or flash. 3. (Astronomy) 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. 4.
to say very clever, exciting, or funny things. SMART Vocabulary: related words and phrases. Celebrating & entertaining. amused. bacchanalian. banqueting. barhop. emcee. entertaining. ents. go to town idiom. hoot. hostess. propose. push. put the flags out! idiom. regale someone with something. rejoice. rejoicingly. throw. See more results »
noun. (physics) a flash of light that is produced in a phosphor when it absorbs a photon or ionizing particle. see more. noun. the quality of shining with a bright reflected light. synonyms: glisten, glister, glitter, sparkle. see more. noun. a rapid change in brightness; a brief spark or flash.
What does the noun scintillation mean? There are nine meanings listed in OED's entry for the noun scintillation. See ‘Meaning & use’ for definitions, usage, and quotation evidence. scintillation has developed meanings and uses in subjects including. astronomy (mid 1600s) medicine (1810s) nuclear physics (1900s) radar (1960s) See meaning & use.
First recorded in 1615–25, scintillation is from the Latin word scintillātiōn-(stem of scintillātiō). See scintillate , -ion Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
Jun 2, 2024 · ( astronomy) The twinkling of a star or other celestial body caused by turbulence in the Earth 's atmosphere . ( nuclear physics) The flash of light produced by something (especially a phosphor) when it absorbs ionizing radiation. ( figurative) A brief expression that is amusing or clever; witticism . Derived terms. [ edit] liquid scintillation.
