: a class of immunoglobulins including antibodies that function especially in allergic reactions
: an antibody of the class IgE

Examples of IgE in a Sentence

Recent Examples on the Web Instead of producing IgE antibodies, the body may make IgG antibodies in response to certain foods. Lauren Manaker Ms, Rdn, Ld, Clec, Verywell Health, 21 Sep. 2023 For those affected by AGS, the presence of alpha-gal in human blood can trigger an individual's immune system to flood their bodies with immunoglobulin E (IgE) antibodies, including anti-gal, which is tailored specifically to alpha-gal molecules. Joshua Rapp Learn, Discover Magazine, 14 Sep. 2023 One report analyzed the number of positive alpha-gal-specific IgE blood tests at one of the only commercial alpha-gal testing laboratories in the nation over the past five years. Bree Iskandar, STAT, 27 July 2023 There are specific receptors on your cells called antigen-specific immunoglobulin E (IgE) receptors. Rachel Nall, Msn, SELF, 24 May 2022 Researchers would like to find out if alpha-gal IgE might contribute to or exacerbate other conditions. Sara Goudarzi, Scientific American, 23 May 2022 For some patients, though, at-home serum IgE testing is ideal. Rachel Murphy, Verywell Health, 26 May 2023 One that is mediated by Immunoglobulin E (IgE). Dr. Michael Daignault, USA TODAY, 6 Oct. 2022 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'IgE.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1969, in the meaning defined at sense 1

Time Traveler
The first known use of IgE was in 1969

Dictionary Entries Near IgE

Cite this Entry

“IgE.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/IgE. Accessed 11 Dec. 2023.

Medical Definition

: a class of immunoglobulins including antibodies that function especially in allergic reactions
: an immunoglobulin of the class IgE

More from Merriam-Webster on IgE

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!