B cell

noun

Definition of B cell

  1. :  any of the lymphocytes that have antigen-binding antibody molecules on the surface, that comprise the antibody-secreting plasma cells when mature, and that in mammals differentiate in the bone marrow —called also B lymphocyte — compare t cell

Origin and Etymology of b cell

B probably from bursa-derived (produced by the bursa of Fabricius


First Known Use: 1962


Medical Dictionary

B cell

noun

Medical Definition of B cell

  1. :  any of the lymphocytes that have antigen-binding antibody molecules on the surface, that comprise the antibody-secreting plasma cells when mature, and that in mammals differentiate in the bone marrow—called also B lymphocyte; compare t cell


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