[{"Bold_text": "noun", "List Items": ["a person or thing that dims.", "Also calleddimmer switch.a rheostat or similar device by which the intensity of an electric light may be varied.", "dimmers,the low-beam headlights of an automobile or truck.the small, parking lights of an automobile.", "the low-beam headlights of an automobile or truck.", "the small, parking lights of an automobile."]}]