1. (

• scintillate ,

) give off; "the substance scintillated sparks and flashes" ;

2. (

• sparkle ,
• scintillate ,
• coruscate

) reflect brightly; "Unquarried marble sparkled on the hillside" ;

3. (

• twinkle ,
• winkle ,
• scintillate

) emit or reflect light in a flickering manner; "Does a constellation twinkle more brightly than a single star?" ;

4. (

• scintillate

) physics: fluoresce momentarily when struck by a charged particle or high-energy photon; "the phosphor fluoresced" ;

5. (

• sparkle ,
• scintillate ,
• coruscate

) be lively or brilliant or exhibit virtuosity; "The musical performance sparkled"; "A scintillating conversation"; "his playing coruscated throughout the concert hall" ;