noun
- A war between the allies (Russia, France, British Empire, Italy, United States, Japan, Rumania, Serbia, Belgium, Greece, Portugal, Montenegro) and the Central Powers (Germany, Austria-Hungary, Turkey, Bulgaria. from 1914 to 1918).
- synonyms: World War I, World War 1, Great War, War to End War
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). First World War. Retrieved September 21, 2026, from http://smartdefine.org/first_world_war/definitions/1276360 |
| Chicago | WordNet. 2010. "First World War" http://smartdefine.org/first_world_war/definitions/1276360 (accessed September 21, 2026). |
| Harvard | WordNet 2010, First World War, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/first_world_war/definitions/1276360>. |
| MLA | WordNet. "First World War" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/first_world_war/definitions/1276360> |