- 美利坚合众国 měilìjiānhézhòngguó United States of AmericaCountry in North America located between Canada and Mexico; its short name is [[美国|美國|mei3 guo2]].
- 美利坚治世 měilìjiānzhìshì Pax AmericanaThe period of relative peace in the Western world since the end of World War II, characterized by the global dominance of the United States.