[{"Bold_text": "adjective", "List Items": ["existing, occurring, or living at the same time; belonging to the same time:Newton's discovery of the calculus was contemporary with that of Leibniz.Synonyms: coexistent , simultaneous , concurrent", "of about the same age or date:a Georgian table with a contemporary wig stand.", "of the present time; modern:a lecture on the contemporary novel."]}, {"Bold_text": "noun", "List Items": ["a person belonging to the same time or period with another or others.", "a person of the same age as another."]}]