Below are possible answers for the crossword clue Plumb.
7 letter answer(s) to plumb
EXPLORE
examine (organs) for diagnostic purposes
examine minutely
inquire into; "the students had to research the history of the Second World War for their history project"; "He searched for information on his relatives on the web"; "Scientists are exploring the nature of consciousness"
travel to or penetrate into; "explore unknown territory in biology"
Other crossword clues with similar answers to 'Plumb'