We found 20 dictionaries that define the word deactivation:

General (13 matching dictionaries)

1. deactivation: Merriam-Webster
2. deactivation: Oxford Learner's Dictionaries
3. deactivation: Collins English Dictionary
4. deactivation: Vocabulary.com
5. Deactivation, deactivation: Wordnik
6. deactivation: Cambridge Advanced Learner's Dictionary
7. deactivation: Wiktionary
8. deactivation: Dictionary.com
9. Deactivation: Wikipedia, the Free Encyclopedia
10. deactivation: Rhymezone
11. deactivation: FreeDictionary.org
12. deactivation: Mnemonic Dictionary
13. deactivation: TheFreeDictionary.com

Business (1 matching dictionary)

14. deactivation: Legal dictionary

Computing (2 matching dictionaries)

15. deactivation: Netlingo
16. deactivation: Encyclopedia

Medicine (4 matching dictionaries)

17. deactivation: Merriam-Webster Medical Dictionary
18. Dorland's Illustrated Medical Dictionary (No longer online)
19. online medical dictionary (No longer online)
20. deactivation: Medical dictionary

(Note: See deactivate as well.)

Definitions from Wiktionary (deactivation) ▸ noun:  The act of deactivating something, such as a bomb or alarm. Similar: inactivation, defusing, knockout, deenergization, de-energization, deconfiguration, deattenuation, shutoff, deinstallation, deletion, more... Opposite: activation, reactivation, energization Types: shutdown, power off, turn off, disabling, cease, more... Adjectives: collisional, rapid, thermal, vibrational, radiationless, catalyst, irreversible, complete, reversible, slow, partial Colors:     gray,     black,     dark gray,     charcoal,     gunmetal, more... ▸ Words similar to deactivation ▸ Usage examples for deactivation ▸ Idioms related to deactivation ▸ Wikipedia articles (New!) ▸ Popular adjectives describing deactivation ▸ Words that often appear near deactivation ▸ Rhymes of deactivation ▸ Invented words related to deactivation