"scintillations" in the noun sense
1. scintillation
physics) a flash of light that is produced in a phosphor when it absorbs a photon or ionizing particle
2. twinkle, scintillation, sparkling
a rapid change in brightness a brief spark or flash
3. scintillation
a brilliant display of wit
4. glitter, glister, glisten, scintillation, sparkle
the quality of shining with a bright reflected light
5. scintillation
the twinkling of the stars caused when changes in the density of the earth's atmosphere produce uneven refraction of starlight
Source: WordNet® (An amazing lexical database of English)
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