What is a spark of flash emitted in scintillating. These scintillations are . . . the inflammable effluences discharged from the bodies collided. Sir T. Browne called?

scintillation — A spark of flash emitted in scintillating. These scintillations are . . . the inflammable effluences discharged from the bodies collided. Sir T. Browne. (Webster's 1913.)

Sources