noun (n)

• a tiny or scarcely detectable amount(noun.quantity)

  Synonym:
  iota, shred, smidge, smidgen, smidgeon, smidgin, tittle, whit
  

  source: wordnet30
• a sparkling glittering particle(noun.object)

  source: wordnet30
• A spark; the least particle; an iota; a tittle.(noun)

  source: webster1913