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1. Brilliantly clever
   "scintillating wit"; "a play full of scintillating dialogue"
    
2. Marked by high spirits or excitement
   "scintillating personality"
   - bubbling, effervescent, frothy, sparkly
    
3. Having brief brilliant points or flashes of light
   "the scintillating stars"
   - aglitter, coruscant, fulgid, glinting, glistering [archaic], glittering, glittery, scintillant, sparkly

1. Give off
   "the substance scintillated sparks and flashes"
    
2. Reflect brightly
   "Unquarried marble scintillated on the hillside"
   - sparkle, coruscate, glister
    
3. Emit or reflect light in a flickering manner
   "Does a constellation scintillate more brightly than a single star?"
   - twinkle, winkle
    
4. Physics: fluoresce momentarily when struck by a charged particle or high-energy photon
    
5. Be lively or brilliant or exhibit virtuosity
   "A scintillating conversation"
   - sparkle, coruscate, glister

See also: bright, intelligent, lively, scintilla, scintillation

Type of: be, beam, emit, fluoresce, give off, give out, reflect, shine

Encyclopedia: Scintillate