glitter

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A sparkling or glistening light.
• noun Brilliant or showy, often superficial attractiveness.
• noun Small pieces of light-reflecting decorative material.
• intransitive verb To sparkle brilliantly; glisten: synonym: flash.
• intransitive verb To be reflected as a sparkling or glistening light.

from The Century Dictionary.

• To shine or gleam with scattered light; emit scintillating flashes of light; sparkle; glisten: as, a glittering sword.
• Hence—2. To be brilliant or showy; be attractive from showiness: as, the glittering scenes of a court.
• Synonyms Glisten, Gleam, etc. See glare, intransitive verb
• noun Sparkling or scintillating light; brilliancy; splendor; luster: as, the glitter of arms; the glitter of royal equipage.
• noun A talus slope.

from the GNU version of the Collaborative International Dictionary of English.

• intransitive verb To sparkle with light; to shine with a brilliant and broken light or showy luster; to gleam.
• intransitive verb To be showy, specious, or striking, and hence attractive.
• noun A bright, sparkling light; brilliant and showy luster; brilliancy

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A bright, sparkling light; brilliant and showy luster; brilliancy; as, the glitter of arms; the glitter of royal equipage.
• noun A shiny, decorative adornment, sometimes sprinkled on glue to make simple artwork.
• verb To sparkle with light; to shine with a brilliant and broken light or showy luster; to gleam; as, a glittering sword.
• verb To be showy, specious, or striking, and hence attractive; as, the glittering scenes of a court.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• verb be shiny, as if wet
• noun the occurrence of a small flash or spark
• noun the quality of shining with a bright reflected light