b cell

1 definition found

b cell - WordNet (r) 2.1 (2005) :

  B cell
      n 1: a lymphocyte derived from bone marrow that provides humoral
           immunity; it recognizes free antigen molecules in solution
           and matures into plasma cells that secrete immunoglobulin
           (antibodies) that inactivate the antigens [syn: B cell,
           B lymphocyte]