• synonyms


[noo-truh-fil, nyoo-]
  1. (of a cell or cell part) having an affinity for neutral dyes.
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  1. a phagocytic white blood cell having a lobulate nucleus and neutrophil granules in the cytoplasm.
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Also neu·tro·phile [noo-truh-fahyl, nyoo-] /ˈnu trəˌfaɪl, ˈnyu-/.

Origin of neutrophil

First recorded in 1885–90; neutro- + -phil
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for neutrophil

Historical Examples of neutrophil

  • The nuclei are greenish, the red blood corpuscles orange, the acidophil granulation copper red, the neutrophil violet.

    Histology of the Blood

    Paul Ehrlich

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

  • In isolated cases the increase at this time was very considerable; and in one case amounted almost to 12% of all neutrophil cells.

  • The mononuclear and transitional forms of the neutrophil group, do not under normal circumstances pass over into the blood-stream.

  • Of great theoretical interest is the contrast between eosinophil and neutrophil cells.

British Dictionary definitions for neutrophil


neutrophile (ˈnjuːtrəˌfaɪl)

  1. a leucocyte having a lobed nucleus and a fine granular cytoplasm, which stains with neutral dyes
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  1. (of cells and tissues) readily stainable by neutral dyes
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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

neutrophil in Medicine


  1. A neutrophil cell, especially an abundant type of granular white blood cell that is highly destructive of microorganisms.
  2. A cell or tissue that manifests no special affinity for acid or basic dyes.
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  1. Not stained strongly or definitely by either acid or basic dyes but stained readily by neutral dyes. Used especially of white blood cells.
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Related formsneutro•phile′ (-fīl′) null adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.