Jump to: General, Art, Business, Computing, Medicine, Miscellaneous, Religion, Science, Slang, Sports, Tech, Phrases 

We found 36 dictionaries with English definitions that include the word thirty:
Click on the first link on a line below to go directly to a page where "thirty" is defined.

General (30 matching dictionaries)

1. thirty: Merriam-Webster.com [home, info]
2. thirty: Oxford Learner's Dictionaries [home, info]
3. thirty: American Heritage Dictionary of the English Language [home, info]
4. thirty: Collins English Dictionary [home, info]
5. thirty: Vocabulary.com [home, info]
6. thirty: Macmillan Dictionary [home, info]
7. Thirty, thirty: Wordnik [home, info]
8. thirty: Cambridge Advanced Learner's Dictionary [home, info]
9. thirty: Wiktionary [home, info]
10. thirty: Webster's New World College Dictionary, 4th Ed. [home, info]
11. thirty: The Wordsmyth English Dictionary-Thesaurus [home, info]
12. thirty: Infoplease Dictionary [home, info]
13. thirty: Dictionary.com [home, info]
14. thirty: Online Etymology Dictionary [home, info]
15. Thirty, thirty: UltraLingua English Dictionary [home, info]
16. thirty: Cambridge Dictionary of American English [home, info]
17. Thirty (album), Thirty: Wikipedia, the Free Encyclopedia [home, info]
18. Thirty: Online Plain Text English Dictionary [home, info]
19. thirty: Webster's Revised Unabridged, 1913 Edition [home, info]
20. thirty: Rhymezone [home, info]
21. thirty: AllWords.com Multi-Lingual Dictionary [home, info]
22. thirty: Webster's 1828 Dictionary [home, info]
23. Thirty: Dictionary of Phrase and Fable (1898) [home, info]
24. thirty: Free Dictionary [home, info]
25. thirty: Mnemonic Dictionary [home, info]
26. thirty: WordNet 1.7 Vocabulary Helper [home, info]
27. thirty: LookWAYup Translating Dictionary/Thesaurus [home, info]
28. thirty: Dictionary/thesaurus [home, info]

Art (1 matching dictionary)

29. The Thirty: Global Glossary [home, info]

Computing (1 matching dictionary)

30. thirty: Encyclopedia [home, info]

Medicine (1 matching dictionary)

31. thirty: Medical dictionary [home, info]

Science (1 matching dictionary)

32. thirty: MATH SPOKEN HERE! [home, info]

Slang (1 matching dictionary)

33. thirty, the thirty: Urban Dictionary [home, info]

Sports (1 matching dictionary)

34. Thirty: Hickok Sports Glossaries [home, info]

(Note: See thirtys for more definitions.)

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (thirty) ▸ noun:  the cardinal number that is the product of ten and three ▸ adjective:  being ten more than twenty ▸ Also see thirtys ▸ Word origin ▸ Words similar to thirty ▸ Usage examples for thirty ▸ Idioms related to thirty (New!) ▸ Popular adjectives describing thirty ▸ Popular nouns described by thirty ▸ Words that often appear near thirty ▸ Rhymes of thirty ▸ Invented words related to thirty