: a granulocyte readily stained by eosin that is present at sites of allergic reactions and parasitic infections
Examples of eosinophil in a Sentence
Recent Examples on the Web
Adjective
Elevated eosinophils can also be seen in patients with asthma, and this patient had a history of asthma, but even then eosinophil counts are rarely this high.
—Lisa Sanders, New York Times, 16 May 2018
Noun
Her blood had high levels of eosinophils, white blood cells known to fight off parasitic infections.
—Beth Mole, Ars Technica, 28 Aug. 2023
The number of allergic eosinophil cells had declined.
—Moises Velasquez-Manoff, New York Times, 4 Oct. 2023
The most common diagnosis from infection is eosinophilic meningoencephalitis, in which the brain and spinal cord and the meninges membranes surrounding the two becomes enormously inflamed due to the larva activating a type of white blood cell known as an eosinophil.
—Rebecca Kreston, Discover Magazine, 29 Mar. 2012
Acute eosinophilic pneumonia occurs when eosinophils, a type of white blood cell, rapidly accumulate in the lungs, according to the Genetic and Rare Diseases Information Center.
—Samantha Lauriello, Health.com, 3 Sep. 2019
Drugs, including aspirin and other NSAIDs — nonsteroidal anti-inflammatories including ibuprofen — can cause an increase in eosinophils for reasons that are not well understood.
—Sandra G. Boodman, Washington Post, 23 June 2018
Feng had recently completed his residency at Scripps Clinic in San Diego, during which he had been involved in the care of several dozen patients with a similar profile: recurrent sinus infections, asthma and high eosinophil counts.
—Sandra G. Boodman, Washington Post, 23 June 2018
The tiny samples were loaded with eosinophils, up to 100 of the cells per high-powered microscopic field.
—Lisa Sanders, New York Times, 16 May 2018
Elevated eosinophils can be seen in Crohn’s, although not usually as high as this young woman’s.
—Lisa Sanders, New York Times, 16 May 2018
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'eosinophil.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
Dictionary Entries Near eosinophil
Cite this Entry
“Eosinophil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/eosinophil. Accessed 6 Jun. 2024.
Kids Definition
eosinophil
noun
eo·sin·o·phil
ˌē-ə-ˈsin-ə-ˌfil
: a white blood cell with a granule-containing cytoplasm that is found in the body at sites of allergic reactions and parasitic infections
Medical Definition
eosinophil
1 of 2 adjective
eo·sin·o·phil
ˌē-ə-ˈsin-ə-ˌfil
variants
also eosinophile
eosinophil
2 of 2 noun
variants
also eosinophile
: a white blood cell or other granulocyte with cytoplasmic inclusions readily stained by eosin
More from Merriam-Webster on eosinophil
Britannica.com: Encyclopedia article about eosinophil
Love words? Need even more definitions?
Merriam-Webster unabridged
Share