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[lim-fuh-sahyt] /ˈlɪm fəˌsaɪt/
noun, Anatomy.
a type of white blood cell having a large, spherical nucleus surrounded by a thin layer of nongranular cytoplasm.
Compare B cell, T cell.
Origin of lymphocyte
First recorded in 1885-90; lympho- + -cyte
Related forms
[lim-fuh-sit-ik] /ˌlɪm fəˈsɪt ɪk/ (Show IPA),
adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for lymphocyte
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British Dictionary definitions for lymphocyte


a type of white blood cell formed in lymphoid tissue See also B-lymphocyte, T-lymphocyte
Derived Forms
lymphocytic (ˌlɪmfəʊˈsɪtɪk) adjective
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
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Word Origin and History for lymphocyte

cell found in the lymph, 1890, from Latin lympho- (see lymph) + -cyte (see cyto-).

Online Etymology Dictionary, © 2010 Douglas Harper
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lymphocyte in Medicine

lymphocyte lym·pho·cyte (lĭm'fə-sīt')
Any of the nearly colorless cells formed in lymphoid tissue, as in the lymph nodes, spleen, thymus, and tonsils, constituting between 22 and 28 percent of all white blood cells in the blood of a normal adult human. They function in the development of immunity and include two specific types, B cells and T cells.

lym'pho·cyt'ic (-sĭt'ĭk) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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lymphocyte in Science
Any of various white blood cells, including B cells and T cells, that function in the body's immune system by recognizing and deactivating specific foreign substances called antigens. B cells act by stimulating the production of antibodies. T cells contain receptors on their cell surfaces that are capable of recognizing and binding to specific antigens. Lymphocytes are found in the lymph nodes and spleen and circulate continuously in the blood and lymph.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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