Definition: In English, "peninsula" refers to an extended body of land or area extending from a mountain range or other prominent feature such as a river, lake, sea or ocean. The exact meaning of "peninsula" can be traced back to Old Norse and Scandinavian languages. In these languages, the term means "border," especially in reference to the eastern coast of the Scandinavian islands. The English word "peninsular" came into use after the 18th century because it referred to a peninsula in Scotland or Ireland. Definition: A peninsula is an extended body of land or area extending from a mountain range or other prominent feature such as a river, lake, sea or ocean. Examples include: - The border between England and Scotland. - The eastern coast of Scandinavia, particularly Norway and Sweden. - The island chain off the east coast of Africa. In English usage, "peninsula" is often used to describe a broad area on land, such as an entire country, but it can also refer to a specific group or entity that lies within a larger geographical area.