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eosinophil

[ee-uh-sin-uh-fil]Biology
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.
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adjective
  1. eosinophilic.
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Also e·o·sin·o·phile [ee-uh-sin-uh-fahyl] /ˌi əˈsɪn əˌfaɪl/.

Origin of eosinophil

First recorded in 1885–90; eosin + -o- + -phil(e)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for eosinophil

Historical Examples

  • The eosinophil cells are completely excluded from this classification.

    Histology of the Blood

    Paul Ehrlich

  • It is particularly easy to observe this point in eosinophil cells.

  • The increase of eosinophil cells is not always relative, but may be absolute.

  • On the presence of iron in the granules of the eosinophil leucocytes.

  • The mast cell granulations are stained pure blue, the eosinophil red, the neutrophil in mixed colour.

British Dictionary definitions for eosinophil

eosinophil

eosinophile (ˌiːəʊˈsɪnəˌfaɪl)

noun
  1. a leucocyte with a multilobed nucleus and coarse granular cytoplasm that stains readily with acidic dyes such as eosin
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Derived Formseosinophilic or eosinophilous (ˌiːəʊsɪˈnɒfɪləs), adjective
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
eosinophil in Medicine

eosinophil

(ē′ə-sĭn′ə-fĭl′)
n.
  1. A type of white blood cell containing cytoplasmic granules that are easily stained by eosin or other acid dyes.eosinophilic leukocyte oxyphil oxyphilic leukocyte
  2. A microorganism, cell, or histological element easily stained by eosin or other acid dyes.
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Related formse′o•sin′o•phil′ic adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.