[{"Bold_text": "adjective", "List Items": ["at right angles to the vertical; parallel to level ground.", "flat or level:a horizontal position.", "being in a prone or supine position; recumbent:His bad back has kept him horizontal for a week.", "near, on, or parallel to the horizon.", "of or relating to the horizon.", "measured or contained in a plane parallel to the horizon:a horizontal distance.", "(of material on a printed page, pieces on a game board, etc.) extending across, from the left to the right of the viewer.", "of or relating to a position or individual of similar status:He received a horizontal promotion to a different department, retaining his old salary and title.", "Economics.of or relating to companies, affiliates, divisions, etc., that perform the same or similar functions or produce the same or similar products:Through horizontal mergers the company monopolized its field."]}, {"Bold_text": "noun", "List Items": ["anything horizontal, as a plane, direction, or object."]}]