lymphocyte(redirected from B l)
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An agranular leukocyte formed primarily in lymphoid tissue; occurs as the principal cell type of lymph and composes 20-30% of the blood leukocytes.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
a type of white blood cell formed in lymphoid tissue
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005