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neutropenia

American  
[noo-truh-pee-nee-uh, nyoo-] / ˌnu trəˈpi ni ə, ˌnyu- /

noun

Medicine/Medical.

  1. a decrease in the number of neutrophils in the blood.

    mild, moderate, or severe neutropenia.
neutropenia British  
/ ˌnjuːtrəˈpiːnɪə /

noun

  1. an abnormal reduction in the number of neutrophils in the blood, as seen in certain anaemias and leukaemias

"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

  • neutropenic adjective

Etymology

Origin of neutropenia

neutro(phil) + -penia

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.

With unexplained fevers, neutropenia and a family history, my suspicion that I might have cancer was fairly high.

From Salon • May 20, 2025

"One thing we worry about is febrile neutropenia," or a low white blood cell count with fever, Von Hoff said.

From Reuters • Jan. 22, 2013

Merck’s Victrelis may cause more anemia – a known side effect of existing drugs — psychiatric symptoms, and neutropenia.

From Forbes • May 14, 2011

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.