Definitions

1. noun

The second of two major global conflicts in the 20th century, fought between the Axis powers and the Allies, from 1939 to 1945.

“The museum dedicated an exhibit to the history of World War II.”

2. proper noun

A specific conflict involving the world, particularly World War II, from 1939 to 1945.

“The impact of the world war had a significant effect on the world economy.”

3. abbreviation

World War Two, referring to the global conflict from 1939 to 1945.

“The book covered the history of WWII from 1939 to 1945.”