We found 6 dictionaries that define the word twin brother:

General (2 matching dictionaries)

1. twin-brother: Wordnik
2. Twin brother: Wikipedia, the Free Encyclopedia

Business (1 matching dictionary)

3. Twin brother: Legal dictionary

Computing (1 matching dictionary)

4. Twin brother: Encyclopedia

Medicine (1 matching dictionary)

5. Twin brother: Medical dictionary

Slang (1 matching dictionary)

6. Twin Brother: Urban Dictionary

Types: fraternal twin, identical twin, more... ▸ Words similar to twin brother ▸ Usage examples for twin brother ▸ Idioms related to twin brother ▸ Wikipedia articles (New!) ▸ Words that often appear near twin brother ▸ Rhymes of twin brother ▸ Invented words related to twin brother