We found 13 dictionaries that define the word letts:

General (12 matching dictionaries)

1. Letts: Merriam-Webster
2. Letts: Collins English Dictionary
3. Lett's, Letts, letts: Wordnik
4. Letts: Wiktionary
5. Letts: Dictionary.com
6. Letts: Wikipedia, the Free Encyclopedia
7. Letts: Online Plain Text English Dictionary
8. letts: Webster's Revised Unabridged, 1913 Edition
9. Letts: Rhymezone
10. Letts: AllWords.com Multi-Lingual Dictionary
11. letts: FreeDictionary.org
12. Letts: TheFreeDictionary.com

Medicine (1 matching dictionary)

13. online medical dictionary (No longer online)

Definitions from WordNet (Letts) ▸ name:  A surname (very rare: popularity rank in the U.S.: #19088) Opposite: rights, permissions, authorizations Phrases: Tracy Letts, Don Letts, Jack Letts, Billie Letts, Barry Letts, more... Adjectives: pagan, many, wild, other, few, late, aboriginal, ancient, pumaruna, native, riotous ▸ Words similar to letts ▸ Usage examples for letts ▸ Idioms related to letts ▸ Wikipedia articles (New!) ▸ Words that often appear near letts ▸ Rhymes of letts ▸ Invented words related to letts