Definition: The term "North Carolina" refers to a state located in the southeastern region of the United States, bordering the Atlantic Ocean to the north and east, and the Gulf of Mexico to the south. It is the third-most populous state in the U.S., with an estimated population of around 9.7 million as of the 2010 census. The word "North Carolina" has a long and rich history dating back to the earliest known written records of humans inhabiting this region. The name was first used by Europeans during the colonial period, but it came to be used more consistently in the early 19th century as a reference to the state's strategic location on the eastern coast of the United States. The word "North Carolina" is often associated with its strong agricultural and manufacturing industries, particularly in the fields of agriculture (especially tobacco), manufacturing (especially textiles, steel, and automotive parts), and energy production. Its economy is heavily dependent on these industries and relies heavily on a diverse range of natural resources including forests, waterways, and minerals. The state has also played an important role as a center for cultural and scientific research in the United States. Some notable cities and towns in North Carolina include Raleigh, Charlotte, Greensboro, Wilmington, and Durham. Overall, the word "North Carolina" is a versatile term that represents a complex blend of its diverse geography, economy, and cultural identity.