EX, Ex or The Ex may refer to:
Existentialism () is the work of certain late-19th- and 20th-century European philosophers who, despite profound doctrinal differences, shared the belief that philosophical thinking begins with the human subject—not merely the thinking subject, but the acting, feeling, living human individual.
Exo (Korean: 엑소; stylized as EXO) is a South Korean-Chinese boy group based in Seoul. Formed by S.M. Entertainment in 2011, the group debuted in 2012 with twelve members separated into two subgroups, Exo-K (Suho, Baekhyun, Chanyeol, D.O., Kai, and Sehun) and Exo-M (Xiumin, Lay, Chen and former members Kris, Luhan and Tao ), performing music in Korean and Mandarin respectively.
Extraterrestrial life, also called alien life (or, if it is a sentient or relatively complex individual, an "extraterrestrial" or "alien"), is life that does not originate from Earth.
Exxon Mobil Corporation is an American multinational oil and gas corporation headquartered in Irving, Texas.
An exoplanet (UK: , US: ) or extrasolar planet is a planet outside of our solar system that orbits a star.
An explosive material, also called an explosive, is a reactive substance that contains a great amount of potential energy that can produce an explosion if released suddenly, usually accompanied by the production of light, heat, sound, and pressure.
The trait of extraversion–introversion is a central dimension of human personality theories. The terms introversion and extraversion were popularized by Carl Jung, although both the popular understanding and psychological usage differ from his original intent.
Exponentiation is a mathematical operation, written as bn, involving two numbers, the base b and the exponent n.