polymorphonuclear

[ pol-ee-mawr-fuh-noo-klee-er, -nyoo- or, by metathesis, -kyuh-ler ]
/ ˌpɒl iˌmɔr fəˈnu kli ər, -ˈnyu- or, by metathesis, -kyə lər /
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adjective Cell Biology.

(of a leukocyte) having a lobulate nucleus.

Origin of polymorphonuclear

First recorded in 1895–1900; poly- + morpho- + nuclear

Pronunciation note

See nuclear.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for polymorphonuclear

British Dictionary definitions for polymorphonuclear

polymorphonuclear

/ (ˌpɒlɪˌmɔːfəʊˈnjuːklɪə) /

adjective

(of a leucocyte) having a lobed or segmented nucleusSee also polymorph (def. 3)
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

Medicine definitions for polymorphonuclear

polymorphonuclear

[ pŏl′ē-môr′fə-nōōklē-ər ]

adj.

Having a lobed nucleus. Used especially of neutrophilic white blood cells.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.