Where does “post-World War II” come from?

post-World War II (English) comes from English World War II, from English two, from Middle English two, from Old English twā, from Old English twēġen, from Proto-West Germanic twai-, from Proto-Germanic twai, from Proto-Indo-European dwóh₁ — two.

post-World War II (English): Occurring after or pertaining to after World War II

Definitions

  1. Occurring after or pertaining to after World War II

Ancestry of “post-World War II”, step by step

StepLanguageWordMeaning
1EnglishWorld War IIThe 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
2EnglishtwoA numerical value equal to 2; this many dots;...
3Middle Englishtwotwo
4Old Englishtwātwo
5Old Englishtwēġentwo; twain
6Proto-West Germanictwai-two
7Proto-Germanictwaitwo
8Proto-Indo-Europeandwóh₁two
Every word from Proto-Indo-European dwóh₁Every word from Proto-Germanic twaiEvery word from Proto-West Germanic twai-