Scintillation \Scin`til*la"tion\, n. [L. scintillatio: cf. F. scintillation.]

1. The act of scintillating.

2. A spark or flash emitted in scintillating.

These scintillations are . . . the inflammable effluences discharged from the bodies collided. --Sir T. Browne.

Source: Webster's Revised Unabridged Dictionary (1913)