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eosinophil

American  
[ee-uh-sin-uh-fil] / ˌi əˈsɪn ə fɪl /
Also eosinophile

noun

  1. Histology. any cell, tissue, organism, or substance that has an affinity for eosin and other acid stains.

  2. Cell Biology. a leukocyte having eosinophilic granules in the cytoplasm and usually a bilobate nucleus.


adjective

  1. eosinophilic.

eosinophil British  
/ ˌiːəʊˈsɪnəˌfaɪl, ˌiːəʊˈsɪnəˌfɪl, ˌiːəʊsɪˈnɒfɪləs /

noun

  1. a leucocyte with a multilobed nucleus and coarse granular cytoplasm that stains readily with acidic dyes such as eosin

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of eosinophil

First recorded in 1885–90; eosin + -o- + -phil(e)

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Benralizumab targets a type of white blood cell - called an eosinophil - that can cause inflammation and damage in the lungs.

From BBC Nov. 27, 2024

As Christophe Desmet explains, "these questions previously suffered from a too rudimentary definition of the eosinophil development pathway in our bone marrow."

From Science Daily May 22, 2024

Indeed, her eosinophil count was quite high — eight times the level normally seen.

From New York Times Jan. 12, 2023

If a person’s eosinophil count is under 100 cells per microlitre, inhaled steroids are discouraged owing to lack of efficacy and the increased risk of pneumonia, even if the person is experiencing frequent exacerbations.

From Nature May 12, 2020

It is indeed supported by a further observation of Jolly on the mononuclear eosinophil cells of the marrow.

From Histology of the Blood Normal and Pathological by W. Myers

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