[{"Bold_text": "noun", "List Items": ["a device for beheading a person by means of a heavy blade that is dropped between two posts serving as guides: widely used during the French Revolution.", "an instrument for surgically removing the tonsils.", "any of various machines in which a vertical blade between two parallel uprights descends to cut or trim metal, stacks of paper, etc."]}, {"Bold_text": "verb (used with object)", "List Items": ["to behead by the guillotine.", "to cut with or as if with a guillotine."]}]