We found 24 dictionaries that define the word action potential:

General (14 matching dictionaries)

1. action potential: Merriam-Webster
2. action potential: Oxford Learner's Dictionaries
3. action potential: American Heritage Dictionary of the English Language
4. action potential: Collins English Dictionary
5. action potential: Vocabulary.com
6. action potential: Wiktionary
7. action potential: Infoplease Dictionary
8. action potential: Dictionary.com
9. Action potential: Wikipedia, the Free Encyclopedia
10. action potential: Rhymezone
11. action potential: FreeDictionary.org
12. action potential: Mnemonic Dictionary
13. action potential: TheFreeDictionary.com
14. action potential: Merriam-Webster

Business (1 matching dictionary)

15. action potential: Legal dictionary

Computing (1 matching dictionary)

16. action potential: Encyclopedia

Medicine (6 matching dictionaries)

17. action potential: Merriam-Webster Medical Dictionary
18. Dorland's Illustrated Medical Dictionary (No longer online)
19. online medical dictionary (No longer online)
20. Action Potential: Visionary
21. Multiple Sclerosis Encyclopaedia (No longer online)
22. action potential, potential, action: Medical dictionary

Science (2 matching dictionaries)

23. Visionary, for the Study of Vision (No longer online)
24. Electrochemistry Dictionary (No longer online)

(Note: See action_potentials as well.)

Definitions from Wiktionary (action potential) ▸ noun:  (physiology) A short-term change in the electrical potential that travels along a cell such as a nerve or muscle fiber. Similar: myopotential, electrotonus, injury potential, evoked potential, excitation, nerve impulse, afterhyperpolarization, electrocontractility, demarcation potential, aftercurrent, more... Types: graded potential, spike potential, more... Phrases: action potential threshold, compound action potential, motor unit action potential, Cardiac action potential, Compound muscle action potential, more... ▸ Words similar to action potential ▸ Usage examples for action potential ▸ Idioms related to action potential ▸ Wikipedia articles (New!) ▸ Words that often appear near action potential ▸ Rhymes of action potential ▸ Invented words related to action potential