We found 8 dictionaries that define the word twentieth century:

General (7 matching dictionaries)

1. twentieth century: Vocabulary.com
2. Twentieth-Century, Twentieth-century, twentieth-century: Wordnik
3. twentieth century: Dictionary.com
4. The Twentieth Century (TV series), The Twentieth Century (film), The Twentieth Century, Twentieth Century (Alabama album), Twentieth Century (Cold Chisel album), Twentieth Century (film), Twentieth Century (play), Twentieth Century (typeface), Twentieth-century, Twentieth century (disambiguation): Wikipedia, the Free Encyclopedia
5. twentieth century: FreeDictionary.org
6. twentieth century: Mnemonic Dictionary
7. twentieth century: TheFreeDictionary.com

Slang (1 matching dictionary)

8. Twentieth Century: Urban Dictionary

Phrases: short twentieth century, The Myth of the Twentieth Century, Twentieth Century Pictures, Paris in the Twentieth Century, Best German Novels of the Twentieth Century, more... ▸ Words similar to twentieth century ▸ Usage examples for twentieth century ▸ Idioms related to twentieth century ▸ Wikipedia articles (New!) ▸ Words that often appear near twentieth century ▸ Rhymes of twentieth century ▸ Invented words related to twentieth century