[{"Bold_text": "noun", "List Items": ["Anatomy, Zoology.the part of the central nervous system enclosed in the cranium of humans and other vertebrates, consisting of a soft, convoluted mass of gray and white matter and serving to control and coordinate the mental and physical actions.", "Zoology.(in many invertebrates) a part of the nervous system more or less corresponding to the brain of vertebrates.", "Sometimesbrains.(used with a plural verb)understanding; intellectual power; intelligence.Synonyms: capacity , sense", "the brain as the center of thought, understanding, etc.; mind; intellect.", "brains,Slang.a member of a group who is regarded as its intellectual leader or planner:The junior partner is the brains of the firm.", "Informal.a very intelligent or brilliant person.", "Informal.the controlling or guiding mechanism in a computer, robot, pacemaker, etc.the part of a computer system for coordination or guidance, as of a missile.", "the controlling or guiding mechanism in a computer, robot, pacemaker, etc.", "the part of a computer system for coordination or guidance, as of a missile."]}, {"Bold_text": "verb (used with object)", "List Items": ["to smash the skull of.", "Slang.to hit or bang (someone) on the head."]}]