: 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
The research has also suggested a role for a certain type of vitamin D (gamma-tocopherol) that appears to calm the eosinophil response to pollution.
—Linda Carroll, TIME, 30 May 2024
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
In people with EoE, exposure to allergens, such as food or environmental allergens, causes eosinophils to collect in the esophagus, leading to inflammation.
—Lindsay Curtis, Health, 13 July 2024
Six days later, one of the family members, a 29-year-old man, was hospitalized with symptoms including fever, severe muscle aches and pains, swelling around the eyes, and eosinophils (high count of white blood cells that support the immune system).
—Mike Snider, USA TODAY, 25 May 2024
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
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
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Cite this Entry
“Eosinophil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/eosinophil. Accessed 4 Oct. 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
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