The Eastern Hemisphere is a term used interchangeably with the term "Oriental" to refer to all the regions of the world that are located to the east of the Greenwich Meridian. This hemisphere is synonymous with the Old World, encompassing Europe, Asia, Africa, and Australia. The Eastern Hemisphere is further divided into the Northern, Southern, and Eastern Eastern Hemispheres. Some synonyms for the Eastern Hemisphere include the Eurasian Hemisphere, the Afro-Eurasian Hemisphere, and the Oriental Hemisphere. These terms are often used in academic discussions, geography classes, and political discussions that focus on global economic, social, and political issues.