[{"Bold_text": "adjective", "List Items": ["pertaining to or in honor of a 200th anniversary:bicentennial celebration; a bicentennial exposition.", "consisting of or lasting 200 years:a bicentennial period.", "occurring every 200 years:the bicentennial return of a comet."]}, {"Bold_text": "noun", "List Items": ["a 200th anniversary:The United States had its bicentennial in 1976.", "a celebration of such an ."]}]