glitter (n.)youdaoicibaDictYouDict[glitter 词源字典]
c. 1600, "sparkling or scintillating light," from glitter (v.). As "sparkling powdery substance" used in ornamentation, by 1956. Glitter rock is from 1972.[glitter etymology, glitter origin, 英语词源]
scintillate (v.)youdaoicibaDictYouDict
1620s, from Latin scintillatus, past participle of scintillare "to sparkle, glitter, gleam, flash," from scintilla "spark" (see scintilla). Related: Scintillated; scintillating.