[{"Bold_text": "adjective", "List Items": ["reentering or pointing inward:a reentrant angle."]}, {"Bold_text": "noun", "List Items": ["a reentering angle or part.", "a person or thing that reenters or returns:Reentrants to the engineering program must take the introductory course again.", "Physical Geography.a prominent indentation in a coastline.Compare salient(def6) salient(def6)."]}]