dowser

noun2

1. •
   One who uses the dowser or divining rod. A diviner.

   • Google Cayce and you will find “coolhunter,” and if you look closely you may see it suggested that she is a “sensitive” of some kind, a dowser in the world of global marketing. — 2003
2. •
   A divining rod used in searching for water, ore, etc.; a dowsing rod.