B cell
B cell
nounDefinition of B CELL
: 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
See Origin of B CELL
B probably from bursa-derived (produced by the bursa of Fabricius
First Known Use: 1968
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