We found 7 dictionaries that define the word xxxviii:

General (6 matching dictionaries)

1. xxxviii: Vocabulary.com
2. xxxviii: Dictionary.com
3. xxxviii: Rhymezone
4. xxxviii: FreeDictionary.org
5. xxxviii: Mnemonic Dictionary
6. xxxviii: TheFreeDictionary.com

Miscellaneous (1 matching dictionary)

7. AbbreviationZ (No longer online)

Definitions from WordNet (xxxviii) ▸ adjective:  being eight more than thirty Opposite: i. 62, ii. 38, v. opposite of 38 Types: thirty-eight, 38, more... Phrases: Super Bowl XXXVIII halftime show controversy, Super Bowl XXXVIII, Super Bowl XXXVIII halftime show, more... ▸ Words similar to xxxviii ▸ Usage examples for xxxviii ▸ Idioms related to xxxviii ▸ Wikipedia articles (New!) ▸ Popular nouns described by xxxviii ▸ Words that often appear near xxxviii ▸ Rhymes of xxxviii ▸ Invented words related to xxxviii