We found 31 dictionaries that define the word passivity:

General (22 matching dictionaries)

1. passivity: Merriam-Webster
2. passivity: Oxford Learner's Dictionaries
3. passivity: American Heritage Dictionary of the English Language
4. passivity: Collins English Dictionary
5. passivity: Vocabulary.com
6. Passivity, passivity: Wordnik
7. passivity: Cambridge Advanced Learner's Dictionary
8. passivity: Wiktionary
9. passivity: Webster's New World College Dictionary, 4th Ed.
10. passivity: Infoplease Dictionary
11. passivity: Dictionary.com
12. Passivity (behavior), Passivity (engineering): Wikipedia, the Free Encyclopedia
13. Passivity: Online Plain Text English Dictionary
14. passivity: Webster's Revised Unabridged, 1913 Edition
15. passivity: Rhymezone
16. Passivity: AllWords.com Multi-Lingual Dictionary
17. passivity: Webster's 1828 Dictionary
18. passivity: FreeDictionary.org
19. passivity: Mnemonic Dictionary
20. passivity: TheFreeDictionary.com

Business (3 matching dictionaries)

21. passivity: Merriam-Webster Legal Dictionary
22. passivity: Legal dictionary
23. passivity: Financial dictionary

Computing (1 matching dictionary)

24. Passivity (engineering), passivity: Encyclopedia

Medicine (3 matching dictionaries)

25. passivity: Merriam-Webster Medical Dictionary
26. online medical dictionary (No longer online)
27. passivity: Medical dictionary

Sports (1 matching dictionary)

28. Hickok Sports Glossaries (No longer online)

Tech (1 matching dictionary)

29. PASSIVITY: Power Engineering

(Note: See passive as well.)

Definitions from Wiktionary (passivity) ▸ noun:  The state of being passive. ▸ noun:  Submissiveness. ▸ noun:  A lack of initiative. ▸ noun:  (psychiatry) The belief that one's thoughts or actions are influenced or controlled by an external agent. Similar: impassivity, passivist, nonpassivity, passionlessness, dispassion, unpassion, unresistance, quietism, complacency, unactivity, more... Opposite: activity, aggressiveness, assertiveness, dynamism, energy, forcefulness, vigor Types: apathy, indifference, lethargy, sloth, torpor, more... Phrases: opposite of passivity, more... Adjectives: political, female, complete, feminine, mere, relative, pure, sexual, total, extreme, apparent Colors:     pale blue,     light gray,     soft lavender,     pastel pink,     mint green, more... ▸ Words similar to passivity ▸ Usage examples for passivity ▸ Idioms related to passivity ▸ Wikipedia articles (New!) ▸ Popular adjectives describing passivity ▸ Words that often appear near passivity ▸ Rhymes of passivity ▸ Invented words related to passivity