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Definition of reactivation

reactivation

/riːˌæk.tɪˈveɪ.ʃən/
re · ac · ti · va · tion

Plural:reactivations
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reactivation Lexical Profile

reactivation Game Scores & Validity

• noun

1

The act or process of restoring something to an active, operational, or functional state after a period of inactivity.

Example

"The reactivation of the user's suspended account took less than twenty-four hours once the payment was processed."


2

In medicine and biology, the return of a latent virus, infection, or biological process to an active state of replication or function.

Example

"Stress or a weakened immune system can trigger the reactivation of the dormant varicella-zoster virus, resulting in shingles."


3

In chemistry and materials science, the treatment of a spent catalyst or adsorbent (such as activated carbon) to restore its original activity or absorptive capacity.

Example

"Thermal reactivation of the activated carbon filter removes trapped organic compounds so the material can be reused."

Synonyms
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Antonyms
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• Rhymes for reactivation

Usage Trend

Historical frequency of usage in published text.

180019102020

Cite this Entry


Wordmom. (2026). Definition of Reactivation. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/reactivation
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