antibody

noun
an·​ti·​body | \ ˈan-ti-ˌbä-dē How to pronounce antibody (audio) \

Definition of antibody

: any of a large number of proteins of high molecular weight that are produced normally by specialized B cells after stimulation by an antigen and act specifically against the antigen in an immune response, that are produced abnormally by some cancer cells, and that typically consist of four subunits including two heavy chains and two light chains

called also immunoglobulin

Examples of antibody in a Sentence

Recent Examples on the Web The study is testing high and low doses of the monoclonal antibody cocktail against a placebo. Jonel Aleccia, NBC News, "Can ordinary Covid patients get the Trump treatment? It's OK to ask," 19 Oct. 2020 Christie said he was treated with blood thinners, the Ebola drug remdesivir, and an experimental antibody cocktail. TheWeek, "NBC stars slam network over Trump town hall scheduling," 15 Oct. 2020 He was treated with a combination of blood thinners, the Ebola drug remdesivir and an experimental antibody cocktail produced by Eli Lilly. Maggie Haberman, New York Times, "Christie Says He Was ‘Wrong’ Not to Wear Masks at White House," 15 Oct. 2020 Consider Regeneron, the company that makes the antibody cocktail that President Trump’s doctors administered for COVID. James K. Glassman, National Review, "Drug Price Controls Endanger Seniors," 15 Oct. 2020 The monoclonal antibody cocktail given to Trump is now awaiting federal approval for emergency use. Deborah Jenson, STAT, "Thank this Ebola-fighting African doctor for monoclonal antibody treatments," 15 Oct. 2020 President Trump was treated with an experimental antibody cocktail produced by Regeneron, Remdesivir, and a steroid, Dexamethasone and was hospitalized for a few days at Walter Reed National Military Hospital. Kathryn Watson, CBS News, "Barron Trump tested positive for COVID-19 earlier this month," 14 Oct. 2020 Regeneron issued a press release September 29 stating that high doses of its antibody cocktail appeared to cause levels of SARS-CoV-2 to decrease more quickly in infected patients who were not hospitalized for their infection. Beth Mole, Ars Technica, "OAN reporter fired from FDA appointment is still at FDA, flouting rules," 14 Oct. 2020 Another company, Eli Lilly, released similar preliminary results of its monoclonal antibody cocktail in early October. Dallas News, "Here are the drugs being used to treat coronavirus patients," 13 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'antibody.' 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 antibody

1894, in the meaning defined above

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The first known use of antibody was in 1894

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Last Updated

24 Oct 2020

Cite this Entry

“Antibody.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/antibody. Accessed 30 Oct. 2020.

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More Definitions for antibody

antibody

noun
How to pronounce antibody (audio)

English Language Learners Definition of antibody

medical : a substance produced by the body to fight disease

antibody

noun
an·​ti·​body | \ ˈan-ti-ˌbä-dē How to pronounce antibody (audio) \
plural antibodies

Kids Definition of antibody

: a substance produced by special cells of the body that counteracts the effects of a disease germ or its poisons

antibody

noun
an·​ti·​body | \ ˈant-i-ˌbäd-ē How to pronounce antibody (audio) \
plural antibodies

Medical Definition of antibody

: any of a large number of proteins of high molecular weight that are produced normally by specialized B cells after stimulation by an antigen and act specifically against the antigen in an immune response, that are produced abnormally by some cancer cells, and that typically consist of four subunits including two heavy chains and two light chains

called also immunoglobulin

More from Merriam-Webster on antibody

Nglish: Translation of antibody for Spanish Speakers

Britannica.com: Encyclopedia article about antibody

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