We found 4 dictionaries that define the word the first world:

General (4 matching dictionaries)

1. the first world: Longman Dictionary of Contemporary English
2. the First World: Collins English Dictionary

Phrases: the first world war, History of the United Kingdom during the First World War, History of the United Kingdom during the First World War, British infantry brigades of the First World War, more... ▸ Words similar to the first world ▸ Usage examples for the first world ▸ Idioms related to the first world ▸ Wikipedia articles (New!) ▸ Words that often appear near the first world ▸ Rhymes of the first world ▸ Invented words related to the first world