Scintillate Definition

sĭntl-āt

scintillated, scintillates, scintillating

verb

scintillated, scintillates, scintillating

To give off (sparks, flashes, etc.)

Webster's New World

To give off sparks; flash; sparkle.

Webster's New World

To sparkle intellectually; be brilliant and witty.

Webster's New World

To be scintillating.

Dinner conversation that scintillated.

American Heritage

To twinkle, as a star.

Webster's New World

Synonyms:

Origin of Scintillate

From Latin scintillatus, past participle of scintillare (“to sparkle, glitter, gleam, flash"), from scintilla (“a spark")

From Wiktionary
Latin scintillāre scintillāt- from scintilla spark

From American Heritage Dictionary of the English Language, 5th Edition