{ "isthmuses":{ "a narrow geographic area that connects two larger geographic areas across a body of water":{ "examples":[ "the Isthmus of Panama" ], "synonyms":[], "near synonyms":[ "islands", "mainlands", "peninsulas", "dirt", "dust", "earth", "grounds", "lands", "soil", "terra firmas", "continents", "landmasses", "zones", "bridges" ], "near antonyms":[], "antonyms":[] }, "type":[ "noun" ] }, "isthmus":{ "a narrow geographic area that connects two larger geographic areas across a body of water":{ "examples":[ "the Isthmus of Panama" ], "synonyms":[], "near synonyms":[ "island", "mainland", "peninsula", "dirt", "dust", "earth", "ground", "land", "soil", "terra firma", "continent", "landmass", "zone", "bridge" ], "near antonyms":[], "antonyms":[] }, "type":[ "noun" ] } }