LYMPHOCYTE

[lym.pho.cyte] n [ISV] (1890): any of the colorless weakly motile cells originating from stem cells and differentiating in lymphoid tissue (as of the thymus or bone marrow) that are the typical cellular elements of lymph, include the cellular mediators of immunity, and constitute 20 to 30 percent of the leukocytes of normal human blood--compare b cell, t cell -- lym.pho.cyt.ic adj