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Pronunciation: bā′sō-fil, -fīl


  1. A cell with granules that stain specifically with basic dyes.
  2. A phagocytic leukocyte of the blood characterized by numerous basophilic granules containing heparin, histamine, and leukotrines; except for its segmented nucleus, it is morphologically and physiologically similar to the mast cell although they originate from different stem cells in the bone marrow.

Synonym(s): basophilic

[baso- + G. philēo, to love]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.