[{"Bold_text": "noun", "List Items": ["Physiology.a period of decrease of reproductive capacity in men and women, culminating, in women, in the menopause.", "any critical period.", "a year in which important changes in health, fortune, etc., are held by some theories to occur, as one's yeargrand climacteric.", "the period of maximum respiration in a fruit, during which it becomes fully ripened."]}, {"Bold_text": "adjective", "List Items": ["Alsocli·mac·ter·i·cal[]critical; crucial."]}]