How is the term New World best used?

The term "New World" is best used to refer to the Americas, particularly in the context of European exploration and colonization that began in the late 15th century. It contrasts with the "Old World," which typically refers to Europe, Asia, and Africa. The term encompasses the cultural, ecological, and geopolitical changes that occurred following European contact with the indigenous populations of the Americas. Additionally, it can also signify the transformation of societies and economies that resulted from this encounter.