We found 19 dictionaries that define the word carboxyl group:

General (12 matching dictionaries)

1. carboxyl group: Merriam-Webster
2. carboxyl group: Collins English Dictionary
3. carboxyl group: Vocabulary.com
4. carboxyl group: Wordnik
5. carboxyl group: Infoplease Dictionary
6. carboxyl group: Dictionary.com
7. Carboxyl Group, Carboxyl group: Wikipedia, the Free Encyclopedia
8. carboxyl group: Rhymezone
9. carboxyl group: Stammtisch Beau Fleuve Acronyms
10. carboxyl group: FreeDictionary.org
11. carboxyl group: Mnemonic Dictionary
12. carboxyl group: TheFreeDictionary.com

Business (1 matching dictionary)

13. carboxyl group: Legal dictionary

Computing (1 matching dictionary)

14. carboxyl group: Encyclopedia

Medicine (3 matching dictionaries)

15. carboxyl group: Merriam-Webster Medical Dictionary
16. online medical dictionary (No longer online)
17. carboxyl group: Medical dictionary

Science (2 matching dictionaries)

18. Drug Discovery and Development (No longer online)
19. Carboxyl Group: Extragalactic Astronomy

(Note: See carboxyl_groups as well.)

Definitions from WordNet (carboxyl group) ▸ noun:  the univalent radical -COOH; present in and characteristic of organic acids Opposite: amino group, alkyl group, hydroxyl group ▸ Words similar to carboxyl group ▸ Usage examples for carboxyl group ▸ Idioms related to carboxyl group ▸ Wikipedia articles (New!) ▸ Words that often appear near carboxyl group ▸ Rhymes of carboxyl group ▸ Invented words related to carboxyl group