[{"Bold_text": "noun", "List Items": ["the act or circumstance of proving or being proved conclusively, as by reasoning or a show of evidence:a belief incapable of demonstration.", "something serving as proof or supporting evidence:They sent a check as a demonstration of their concern.", "a description or explanation, as of a process, illustrated by examples, specimens, or the like:a demonstration of methods of refining ore.", "the act of exhibiting the operation or use of a device, machine, process, product, or the like, as to a prospective buyer.", "an exhibition, as of feeling; display; manifestation:His demonstration of affection was embarrassing.", "a public exhibition of the attitude of a group of persons toward a controversial issue, or other matter, made by picketing, parading, etc.", "a show of military force or of operations made to deceive an enemy.", "Mathematics.a logical presentation of the way in which given assumptions imply a certain result; proof."]}]