[noo-truh-fil, nyoo-]
  1. a phagocytic white blood cell having a lobulate nucleus and neutrophil granules in the cytoplasm.
Also neu·tro·phile [noo-truh-fahyl, nyoo-] /ˈnu trəˌfaɪl, ˈnyu-/.

Origin of neutrophil

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

British Dictionary definitions for neutrophiles


neutrophile (ˈnjuːtrəˌfaɪl)

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

neutrophiles 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.
  1. Not stained strongly or definitely by either acid or basic dyes but stained readily by neutral dyes. Used especially of white blood cells.
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.