[{"Bold_text": "noun", "List Items": ["a person who unites or fuses pieces of metal by hammering, compressing, or the like, usually after softening them by heat:Our machinists and welders take your metal project from 3D image to the real thing.", "a tool or machine used to unite or fuse pieces of metal:The portable spot welder is connected by a long cable so you can take it to wherever it’s needed.", "a person or thing that unites other people or things harmoniously:She’s a great welder of ideas, writing in a way that revives the best from the past and applies it to ’s issues."]}]