Search the dictionary A Chinese word or character, or English Search 2 entries. nántiānmén 南天门 South Gate to Heaven, the name a gate constructed on various mountains, most notably on Mount Tai 泰山[Tai4 Shan1] nántiānmén 南天門 South Gate to Heaven, the name a gate constructed on various mountains, most notably on Mount Tai 泰山[Tai4 Shan1]