noun (n)

• an indication that something has been present(noun.communication)

  Synonym:
  shadow, tincture, trace
  

  source: wordnet30
• The mark of the foot left on the earth; a track or footstep; a trace; a sign; hence, a faint mark or visible sign left by something which is lost, or has perished, or is no longer present; remains; as, the vestiges of ancient magnificence in Palmyra; vestiges of former population.(noun)

  source: webster1913
• A small, degenerate, or imperfectly developed part or organ which has been more fully developed in some past generation.(noun)

  source: webster1913