[{"Bold_text": "noun", "List Items": ["Pathology. AIDS-related complex AIDS-related complex."]}, {"Bold_text": "abbreviation for", "List Items": ["American Red Cross."]}, {"Bold_text": "noun", "List Items": ["Geometry.any unbroken part of the circumference of a circle or other curved line.", "Also called electric arc electric arc.Electricity.a luminous bridge formed in a gap between two electrodes.Compare spark1(def2) spark1(def2).", "Astronomy.the part of a circle representing the apparent course of a heavenly body.", "anything bow-shaped."]}, {"Bold_text": "verb (used without object)", "List Items": ["to form an electric arc electric arc.", "to move in a curve suggestive of an arc."]}]