We found 19 dictionaries that define the word benadryl:

General (12 matching dictionaries)

1. Benadryl: Collins English Dictionary
2. Benadryl: Vocabulary.com
3. Benadryl, benadryl: Wordnik
4. Benadryl: Webster's New World College Dictionary, 4th Ed.
5. Benadryl: Infoplease Dictionary
6. Benadryl, benadryl: Dictionary.com
7. Benadryl: Wikipedia, the Free Encyclopedia
8. Benadryl: Rhymezone
9. benadryl: FreeDictionary.org
10. benadryl: Mnemonic Dictionary
11. Benadryl: TheFreeDictionary.com
12. Benadryl: Wiktionary

Medicine (7 matching dictionaries)

13. Benadryl: Merriam-Webster Medical Dictionary
14. Dorland's Illustrated Medical Dictionary (No longer online)
15. Benadryl: MedFriendly Glossary
16. Hepatitis C Information Central (No longer online)
17. RxList The Internet Drug Index (No longer online)
18. Benadryl: Medical dictionary
19. University of Maryland Glossary of Medical Terms (No longer online)

(Note: See benadryls as well.)

Definitions from Wiktionary (Benadryl) ▸ noun:  An antihistamine medication used to stop allergies or as a sleep aid. Opposite: antihistamine, stimulant, excitant Phrases: Benadryl challenge, more... Adjectives: oral, intravenous, liquid, diphenhydramine, topical ▸ Words similar to benadryl ▸ Usage examples for benadryl ▸ Idioms related to benadryl ▸ Wikipedia articles (New!) ▸ Popular adjectives describing benadryl ▸ Words that often appear near benadryl ▸ Rhymes of benadryl ▸ Invented words related to benadryl