[{"Bold_text": "adjective", "List Items": ["most reliable or complete, as of a text, author, criticism, study, or the like:the definitive biography of Andrew Jackson.", "serving to define ,fix, or specify definitely :to clarify with a definitive statement.", "having its fixed and final form; providing a solution or final answer; satisfying all criteria:the definitive treatment for an infection; a definitive answer to a dilemma.Synonyms: supreme , ultimate , absolute , complete", "Biology.providing the environment in which a fully developed parasite is able to reproduce, as is provided by a definitive host definitive host."]}, {"Bold_text": "noun", "List Items": ["a defining or limiting word, as an article, a demonstrative, or the like.", "Philately.a stamp that is a regular issue and is usually on sale for an extended period of time.Compare commemorative(def2) commemorative(def2)."]}]