a person able to locate the presence of water, esp underground, with a divining rod
US name: waterfinder
waterfinder in American English
(ˈwɔtərˌfaindər, ˈwɑtər-)
noun
a dowser; water witch
Word origin
[1880–85, Amer.; water + finder]This word is first recorded in the period 1880–85. Other words that entered Englishat around the same time include: Chief of Staff, automatism, barnstorm, irredentist, quotation mark