Scintillation

[sɪntɪ'leɪʃ(ə)n] or [,sɪntə'leʃən]

(noun.) the twinkling of the stars caused when changes in the density of the earth's atmosphere produce uneven refraction of starlight.

(noun.) a brilliant display of wit.

(noun.) (physics) a flash of light that is produced in a phosphor when it absorbs a photon or ionizing particle.

Checked by Bonnie--From WordNet

(n.) The act of scintillating.

(n.) A spark or flash emitted in scintillating.

Inputed by Lewis

n. [1]. Spark, sparkle, flash, coruscation.[2]. Twinkling, sparkling.

Inputed by Clara

He threw off another little scintillation. Charles Dickens. Our Mutual Friend.

Checked by Bryant