im·​mu·​no·​glob·​u·​lin | \ˌi-myə-nō-ˈglä-byə-lən, i-ˌmyü-nō-\

Definition of immunoglobulin 

: antibody abbreviation Ig

Examples of immunoglobulin in a Sentence

Recent Examples on the Web

The only blood component for which donors are paid, plasma is bought by pharmaceutical companies to make products like intravenous immunoglobulin, used to fight immune deficiencies. Laura Landro, WSJ, "‘Nine Pints’ Review: The Stuff of Life," 29 Oct. 2018 The baby’s parents declined treatment with a prophylactic immunoglobulin. Beth Mole, Ars Technica, "Vaccine-refusing community drove outbreak that cost $395K, sickened babies," 30 July 2018 In a misguided attempt to protect you, your immune system produces antibodies known as immunoglobulin that travel to various cells in your body, prompting them to release chemicals that ultimately cause an allergic reaction, the AAAAI explains. Korin Miller, SELF, "5 Reasons Your Eyes Are Burning Like Mad," 23 May 2018 People with a wheat allergy respond to wheat proteins by churning out a class of antibodies called immunoglobulin E that can set off vomiting, itching, and shortness of breath. Kelly Servick, Science | AAAS, "What’s really behind ‘gluten sensitivity’?," 23 May 2018 Tedder underwent plasmapheresis, a procedure that removes plasma from the blood cells, and immunoglobulin therapy, to introduce antibodies to help prevent infection. Jennifer Earl, Fox News, "South Carolina baby suffers stroke in womb, parents shocked to find out 6 months later," 7 May 2018 The antibodies studied belong to a class called immunoglobulins. Bradley J. Fikes,, "Overlooked antibodies play star role in fighting flu, Scripps Research-led study finds," 6 Apr. 2018 The disease causes the immune system to inappropriately make something called thyroid stimulating immunoglobulin (TSI), which causes overactive thyroid. Andrea K. Mcdaniels,, "What is Graves' disease? A MedStar endocrinologist explains," 5 Apr. 2018 Their infection-fighting function can be replaced with shots of immunoglobulin, an immune-boosting drug. Marie Mccullough,, "Cracking the cancer code: Can immune therapy treat tumors?," 5 Apr. 2018

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

1953, in the meaning defined above

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Last Updated

13 Nov 2018

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The first known use of immunoglobulin was in 1953

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im·​mu·​no·​glob·​u·​lin | \-ˈgläb-yə-lən \

Medical Definition of immunoglobulin 

: antibody abbreviation Ig

More from Merriam-Webster on immunoglobulin Encyclopedia article about immunoglobulin

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