neu·​tral·​i·​za·​tion | \ ˌnü-trə-lə-ˈzā-shən How to pronounce neutralization (audio) , ˌnyü- \

Definition of neutralization

1 : an act or process of neutralizing
2 : the quality or state of being neutralized

Examples of neutralization in a Sentence

Recent Examples on the Web For example, antibodies from people who recovered after infection or who have received a vaccine may not be able to bind as efficiently to a new variant virus, resulting in reduced neutralization of that variant virus. Paulo Verardi, The Conversation, "How worried should you be about coronavirus variants? A virologist explains his concerns," 8 Apr. 2021 Suffice to say, despite these variants carrying unique sets of mutations, individual changes are shared across lineages that may aid to the neutralization escape the South African variant demonstrates. William A. Haseltine, Forbes, "AstraZeneca Vaccine Fails To Protect Against The South African Variant, Says Study," 17 Mar. 2021 Recently released data on the Astrazeneca vaccine indicate neutralization efficacy of only 10%. William A. Haseltine, Forbes, "Third Generation Covid-19 Variant Described In The Philippines," 18 Mar. 2021 Studies have suggested the South African variant dropped the Pfizer vaccine's neutralization power by about two-thirds, while Moderna saw a six-fold reduction in neutralizing antibodies. Kayla Rivas, Fox News, "California coronavirus mutant escalates to CDC's 'variant of concern'," 17 Mar. 2021 The insertion in the NTD was able to finish the job, taking neutralization titers from roughly 60 to zero in a matter of days. William A. Haseltine, Forbes, "Italian Scientists Create Live SARS-CoV-2 Neutralization Escape Variant," 1 Mar. 2021 Fewer still—two out of those five—reached 80 percent neutralization or higher. William A. Haseltine, Forbes, "If I Had Covid-19, Should I Still Get Vaccinated? Absolutely," 25 Feb. 2021 The antibodies functioned well against a virus carrying the B.1.1.7 mutations, but neutralization was reduced when the B.1.351 mutations were introduced. Quanta Magazine, "How to Understand COVID-19 Variants and Their Effects on Vaccines," 25 Feb. 2021 The last method of threat neutralization is particularly interesting. Kyle Mizokami, Popular Mechanics, "The Army Is Building the World's Most Powerful Laser Weapon. Ever.," 24 Feb. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'neutralization.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of neutralization

1796, in the meaning defined at sense 1

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Time Traveler for neutralization

Time Traveler

The first known use of neutralization was in 1796

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Last Updated

12 Apr 2021

Cite this Entry

“Neutralization.” Dictionary, Merriam-Webster, Accessed 21 Apr. 2021.

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More Definitions for neutralization


neu·​tral·​i·​za·​tion | \ ˌnü-trə-lə-ˈzā-shən How to pronounce neutralization (audio) , ˌnyü- \

Kids Definition of neutralization

: the act or process of making chemically neutral : the state of being chemically neutral


variants: also British neutralisation \ ˌn(y)ü-​trə-​lə-​ˈzā-​shən How to pronounce neutralization (audio) \

Medical Definition of neutralization

1 : an act or process of neutralizing
2 : the quality or state of being neutralized

More from Merriam-Webster on neutralization

Thesaurus: All synonyms and antonyms for neutralization

Nglish: Translation of neutralization for Spanish Speakers

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