History of AmericaEnglish Word Origins : Learn More here --> Learn English Online
The full name of USA is "the United States of America".
We already knew that the United States means the unity of the country at the time of the Declaration of Independence.
But what is America?
If you care to know why American called their country America.
The country America was named by cartographer, Martin Waldseemuller. He named the country after the great explorer name Amerigo Vespucci who stepped on the land in 1507.
Even though many of us have known that the first who found this land was Christopher Columbus the one who really explore it is Amerigo Vespucci.
Christopher Columbus thought that the land he found was some part of Asia. The clear evidence is that he even called local people he found "Red-Indian."
cartographer = Person who is knowledgeable in creating map.