Korean, used as a noun or as an adjective, may refer to: the Korean peninsula in East Asia – this article focuses on earth sciences Koreans, an ethnic group Korean Americans, Americans of Korean descent Korean language Korean War Korea, a nation and former state on the Korean peninsula – this article focuses on social sciences any or all of the cultures of Korea: traditional culture or North and South Korean contemporary culture North Korea, governed by the Democratic Peopl… (More on Korean)