reactivation

noun

re·​ac·​ti·​va·​tion (ˌ)rē-ˌak-tə-ˈvā-shən 

plural reactivations

: the act or process of making something active again or becoming active again : the act or process of reactivating or the condition of being reactivated

reactivation of a dormant virus

reactivation of several warships

Examples of reactivation in a Sentence

Recent Examples on the Web

The study states that repeated HSV-1 reactivation can trigger chronic tau hyperphosphorylation, leading to tau toxicity and, thus, neurodegeneration. —Jack Knudson, Discover Magazine, 2 May 2025

That reactivation takes place in the animal's muscle, which appears to be a key tissue in the process of sensing the damage and inducing regeneration. —John Timmer, ArsTechnica, 18 Apr. 2025

This flexibility ensures that reactivation efforts are always optimized rather than relying on guesswork or outdated assumptions. —Ying Yang, Forbes, 20 Mar. 2025

That reactivation creates intense inflammation around nerve cells, and chronic inflammation is increasingly recognized as a major factor in cognitive deterioration. —Bryan Walsh, Vox, 5 Apr. 2025

Word History

First Known Use

1903, in the meaning defined above

Rhymes for reactivation

• abbreviation
• abomination
• acceleration
• accentuation
• accommodation
• accreditation
• acculturation
• accumulation
• acetylation
• adjudication
• administration
• adulteration

Medical Definition

reactivation

noun

re·​ac·​ti·​va·​tion -ˌak-tə-ˈvā-shən 

: the act or process of reactivating or condition of being reactivated