[pol-ee-noo-klee-er, -nyoo- or, by metathesis, -kyuh-ler]


having many nuclei.

Also pol·y·nu·cle·ate [pol-ee-noo-klee-it, -eyt, -nyoo-] /ˌpɒl iˈnu kli ɪt, -ˌeɪt, -ˈnyu-/.

Origin of polynuclear

First recorded in 1875–80; poly- + nuclear

Pronunciation note

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

Examples from the Web for polynuclear

Historical Examples of polynuclear

  • The diminution is chiefly at the expense of the polynuclear cells.

  • The number of polynuclear leucocytes in the blood of the healthy adult amounts to about 70-72%, of the total white corpuscles.

  • We cannot regard the perinuclear green granules, described by Neusser in the polynuclear cells, as pre-existing.

  • In triacid preparations the granulation is unstained, and the mast cells appear as clear, polynuclear cells, free from granules.

  • In contradistinction to the polynuclear neutrophil elements, these mononuclear forms shew no amœboid movement on the warm stage.

British Dictionary definitions for polynuclear




having many nuclei; multinuclear
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

polynuclear in Medicine




The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.