[{"Bold_text": "noun", "List Items": ["a drawing presenting a distorted image that appears in natural form under certain conditions, as when viewed at a raking angle or reflected from a curved mirror.", "the method of producing such a drawing.", "Zoology, Entomology.the gradual change in form from one type to another during the evolution of a group of organisms.", "(in certain arthropods) metamorphosis in which body parts or segments are added to those already present."]}]