[{"Bold_text": "noun", "List Items": ["Chiefly British.the ridge or crest line dividing two drainage areas; water parting water parting;divide.", "the region or area drained by a river, stream, etc.; drainage area.", "Architecture. wash(def45) wash(def45).", "an important point of division or transition between two phases, conditions, etc.:The treaty to ban war in space may prove to be one of history's great watersheds."]}, {"Bold_text": "adjective", "List Items": ["constituting a watershed:a watershed area; a watershed case."]}]