We found 20 dictionaries that define the word Pittsburgh:

General (17 matching dictionaries)

1. pittsburgh: Longman Dictionary of Contemporary English
2. Pittsburgh: Merriam-Webster
3. Pittsburgh: Oxford Learner's Dictionaries
4. Pittsburgh: American Heritage Dictionary of the English Language
5. Pittsburgh: Collins English Dictionary
6. Pittsburgh: Vocabulary.com
7. PIttsburgh, Pittsburgh, pittsburgh: Wordnik
8. Pittsburgh: Wiktionary
9. Pittsburgh: Webster's New World College Dictionary, 4th Ed.
10. Pittsburgh: Infoplease Dictionary
11. Pittsburgh: Dictionary.com
12. Pittsburgh (disambiguation), Pittsburgh: Wikipedia, the Free Encyclopedia
13. Pittsburgh: Rhymezone
14. Pittsburgh: Stammtisch Beau Fleuve Acronyms
15. pittsburgh: FreeDictionary.org
16. pittsburgh: Mnemonic Dictionary
17. Pittsburgh: TheFreeDictionary.com

Art (1 matching dictionary)

18. Glossary of Stamp Collecting Terms (No longer online)

Computing (1 matching dictionary)

19. Pittsburgh: Encyclopedia

Religion (1 matching dictionary)

20. Pittsburgh: Catholic Encyclopedia

(Note: See pittsburghs as well.)

Definitions from Wiktionary (Pittsburgh) ▸ noun:  A city, the county seat of Allegheny County, Pennsylvania, United States. Similar: Allegheny County, McKeesport, Allegheny City, Duquesne, Pittsburg, Braddock, Leetsdale, Erie, Whitaker, New Castle, more... Opposite: seattle, Miami, Phoenix, Los, Angeles, Houston Types: PA, more... Phrases: pittsburgh symphony, Pittsburgh Platform, pittsburgh pneumonia, pittsburgh orchestra, battle of pittsburgh landing, more... Adjectives: wheeling, day, black, suburban, philadelphia, present, modern, old, cleveland, industrial, native Colors:     black,     gold,     yellow,     white,     silver, more... ▸ Words similar to Pittsburgh ▸ Usage examples for Pittsburgh ▸ Idioms related to Pittsburgh ▸ Wikipedia articles (New!) ▸ Popular adjectives describing Pittsburgh ▸ Words that often appear near Pittsburgh ▸ Rhymes of Pittsburgh ▸ Invented words related to Pittsburgh