(history) The war from 1939 to 1945 of the Allied forces, including the United Kingdom, the Soviet Union, the United States, France, and China, against the Axis Powers, including Germany, Italy, and Japan.

(physics) An interpretation of quantum mechanics that claims to resolve all the "paradoxes" of quantum theory by allowing every possible outcome to every event to define or exist in its own "history" or "world".

Any monkey from any of the five families of primates that are found in Central America and South America: the Callitrichidae, the Cebidae, Aotidae, Pitheciidae, and Atelidae.

World War II.

a building that houses all the facilities associated with global commerce

A complex of buildings in New York City, three of which were destroyed in the 9/11 attacks.

(Internet) Usually preceded by the: collectively, all of the hypertext documents (web pages) on the Internet stored in different computers around the world that hyperlink to each other and to other kinds of media, and are typically retrieved by the Hypertext Transfer Protocol (HTTP) and Hypertext Transfer Protocol Secure (HTTPS).

(idiomatic, singular only) A combination of two seemingly contradictory benefits.

Alternative letter-case form of New World Order

A vision for the world in which greater peace and stability is achieved through a new political order. / According to conspiracy theories, the planned rule of the world by a secret global elite.