D defs.my
Entry 2 senses Webster, 1913

Scintillate

· Scin·til·late · IPA /ˈsɪn.təˌleɪt/
01 v. i. To emit sparks, or fine igneous particles.
imp. & p. p. Scintillated; p. pr. & vb. n. Scintillating
  1. 1.
    To emit sparks, or fine igneous particles.
    “As the electrical globe only scintillates when rubbed against its cushion.” Sir W. Scott.
  2. 2.
    To sparkle, as the fixed stars.