南大洋 nándàyáng Southern Ocean Origin Definitions Defs Strokes Stroke Words Sentences Sents 南 nán nounproper noun south south; southern; directional cardinal point opposite to 北 běi大洋 dàyáng noun ocean The vast body of salt water that covers most of the Earth's surface; specifically refers to any of the major oceans like the 太平洋 tàipíngyáng or 大西洋 dàxīyáng.