We found 18 dictionaries that define the word Ph.D:

General (13 matching dictionaries)

1. Ph.D: Oxford Learner's Dictionaries
2. Ph.D: Vocabulary.com
3. Ph.D: Wiktionary
4. Ph.D: The Wordsmyth English Dictionary-Thesaurus
5. Ph.D, ph.d: Dictionary.com
6. Ph.D: Online Etymology Dictionary
7. ph.d: Cambridge Essential American English Dictionary
8. Ph.D, Ph.d: Wikipedia, the Free Encyclopedia
9. Ph.d: Rhymezone
10. ph.d: FreeDictionary.org
11. ph.d: Mnemonic Dictionary
12. Ph.D: TheFreeDictionary.com

Medicine (3 matching dictionaries)

13. Ph.D: MedTerms.com Medical Dictionary
14. Ph.D: Medical dictionary
15. Ph.D: Drug Medical Dictionary

Miscellaneous (1 matching dictionary)

16. AbbreviationZ (No longer online)

Slang (1 matching dictionary)

17. Ph.D: Urban Dictionary

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