Mas·a·ryk  (mās'ə-rĭk, mä'sä-)  Czechoslovakian politician who served as the first president of independent Czechoslovakia (1918-1935). His son Jan Garrigue Masaryk (1886-1948) was the foreign minister of the provisional government in London (1940-1945) and the restored government in Prague (1945-1948). |