[{"Bold_text": "abbreviation for", "List Items": ["he died; she died."]}, {"Bold_text": "abbreviation for", "List Items": ["incidentally."]}, {"Bold_text": "abbreviation for", "List Items": ["oboe.", "Meteorology.observation."]}, {"Bold_text": "noun", "List Items": ["a river in the W Russian Federation in Asia, flowing NW to the Gulf of Ob. 2,500 miles (4,025 km) long.", "Gulf of,an inlet of the Arctic Ocean. About 500 miles (800 km) long."]}, {"Bold_text": "abbreviation for", "List Items": ["Alsoob Medicine/Medical. obstetric . obstetrician . obstetrics .", "obstetric .", "obstetrician .", "obstetrics .", "off Broadway.", "opening of books.", "ordered back."]}, {"Bold_text": null, "List Items": ["a prefix meaning “toward,” “to,” “on,” “over,” “against,” originally occurring in loanwords from Latin, but now used also, with the sense of “reversely,” “inversely,” to form New Latin and English scientific terms:object; obligate; oblanceolate."]}, {"Bold_text": "abbreviation for", "List Items": ["opening of books.", "ordered back."]}]