[{"Bold_text": "verb (used without object)", "List Items": ["to give birth to a calf:The cow is expected to calve tomorrow.", "(of a glacier, an iceberg, etc.) to break up or splinter so as to produce a detached piece."]}, {"Bold_text": "verb (used with object)", "List Items": ["to give birth to (a calf ).", "(of a glacier, an iceberg, etc.) to break off or detach (a piece):The glacier calved an iceberg."]}]