Plasmacyte
noun
1.
Anatomy. an antibody-secreting cell, derived from B cells, that plays a major role in antibody-mediated immunity.
plasmacyte plas·ma·cyte or plas·mo·cyte (plāz’mə-sīt’)
n.
See plasma cell.
plasma cell n.
An antibody-producing lymphocyte derived from a B cell upon reaction with a specific antigen. Also called plasmacyte.
plasma cell
A lymphocyte that originates from a B cell and produces antibodies as part of a humoral immune response. See Note at antibody.
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