glitter (v.) Look up glitter at Dictionary.com
c.1300, glideren (late 14c. as gliteren), from an unrecorded Old English word or from a Scandinavian source such as Old Norse glitra "to glitter," from Proto-Germanic *glit- "shining, bright" (cognates: Old English glitenian "to glitter, shine; be distinguished," Old High German glizzan, German glitzern, Gothic glitmunjan), from PIE *ghleid- (cognates: Greek khlidon, khlidos "ornament"), from root *ghel- (2) "to shine," with derivatives referring to bright materials and gold (see glass (n.)). Related: Glittered; glittering. Other Middle English words for "to glitter" include glasteren and glateren.
glitter (n.) Look up glitter at Dictionary.com
c.1600, "sparkling or scintillating light," from glitter (v.). As "sparkling powdery substance" used in ornamentation, by 1956. Glitter rock is from 1972.