What does the word trace mean?

Usage examples for trace

  1. He crossed the broken ground and he found no trace of Fedelma nor of him who had taken her. – The King of Ireland's Son by Padraic Colum
  2. " But you said there was money in it," returned Gizzard with a trace of disappointment. – Sube Cane by Edward Bellamy Partridge
  3. No trace of it remains. – The Iron Furrow by George C. Shedd