SCINTILLATE
sparkle, scintillate, coruscate
(verb) be lively or brilliant or exhibit virtuosity; “The musical performance sparkled”; “A scintillating conversation”; “his playing coruscated throughout the concert hall”
scintillate
(verb) physics: fluoresce momentarily when struck by a charged particle or high-energy photon; “the phosphor fluoresced”
twinkle, winkle, scintillate
(verb) emit or reflect light in a flickering manner; “Does a constellation twinkle more brightly than a single star?”
sparkle, scintillate, coruscate
(verb) reflect brightly; “Unquarried marble sparkled on the hillside”
scintillate
(verb) give off; “the substance scintillated sparks and flashes”
Source: WordNet® 3.1
Etymology
Verb
scintillate (third-person singular simple present scintillates, present participle scintillating, simple past and past participle scintillated)
(intransitive) To give off sparks; to shine as if emanating sparks; to twinkle or glow.
(astronomy) Of a star or other celestial body: to vary rapidly in brightness; to twinkle.
(nuclear physics) Especially of a phosphor: to emit a flash of light upon absorbing ionizing radiation.
(transitive, now rare) To throw off like sparks.
Source: Wiktionary
Scin"til*late, v. i. [imp. & p. p. Scintillated; p. pr. & vb. n.
Scintillating.] Etym: [L. scintillare, scintillatum, from scintilla a
spark. Cf. Stencil.]
1. To emit sparks, or fine igneous particles.
As the electrical globe only scintillates when rubbed against its
cushion. Sir W. Scott.
2. To sparkle, as the fixed stars.
Source: Webster’s Unabridged Dictionary 1913 Edition