[lim-fuh-sahyt] /ˈlɪm fəˌsaɪt/
a type of white blood cell having a large, spherical nucleus surrounded by a thin layer of nongranular cytoplasm.
a type of white blood cell formed in lymphoid tissue See also B-lymphocyte, T-lymphocyte
cell found in the lymph, 1890, from Latin lympho- (see lymph) + -cyte (see cyto-).
lymphocyte lym·pho·cyte (lĭm’fə-sīt’)
Any of the nearly colorless cells formed in lymphoid tissue, as in the lymph nodes, spleen, thymus, and tonsils, constituting between 22 and 28 percent of all white blood cells in the blood of a normal adult human. They function in the development of immunity and include two specific types, B cells and T cells.
lym’pho·cyt’ic (-sĭt’ĭk) adj.
Any of various white blood cells, including B cells and T cells, that function in the body’s immune system by recognizing and deactivating specific foreign substances called antigens. B cells act by stimulating the production of antibodies. T cells contain receptors on their cell surfaces that are capable of recognizing and binding to specific antigens. Lymphocytes are found in the lymph nodes and spleen and circulate continuously in the blood and lymph.
lymphocythemia lym·pho·cy·the·mi·a (lĭm’fə-sī-thē’mē-ə) n. See lymphocytosis.
- Lymphocytic leukemia
lymphocytic leukemia n. Leukemia characterized by the proliferation and enlargement of lymphoid tissue in various sites and by increased numbers of lymphocytic cells in the blood and in various tissues and organs. Also called lymphatic leukemia, lymphoid leukemia.
- Lymphocytic choriomeningitis virus
lymphocytic choriomeningitis virus n. A virus of the genus Arenavirus that is the causative agent of lymphocytic choriomeningitis.
- Lymphocytic leukocytosis
lymphocytic leukocytosis n. See lymphocytosis.
- Lymphocytic leukopenia
lymphocytic leukopenia n. See lymphopenia.