[{"Bold_text": "adjective", "List Items": ["noting a machine or vehicle powered by a diesel engine diesel engine:diesel locomotive.", "of or relating to a diesel engine diesel engine:diesel fuel."]}, {"Bold_text": "noun", "List Items": ["diesel engine diesel engine.", "a vehicle powered by a diesel engine diesel engine.", "diesel fuel diesel fuel."]}, {"Bold_text": "noun", "List Items": ["Ru·dolf[roo, -dolf, -dawlf, roo, -dawlf], 1858–1913, German automotive engineer."]}]