any of the glandlike masses of tissue in the lymphatic vessels containing cells that become lymphocytes.
any of numerous bean-shaped masses of tissue, situated along the course of lymphatic vessels, that help to protect against infection by killing bacteria and neutralizing toxins and are the source of lymphocytes
lymph node n.
Any of the small, oval or round bodies, located along the lymphatic vessels, that supply lymphocytes to the bloodstream and remove bacteria and foreign particles from the lymph. Also called lymph gland, lymphoglandula, lymphonodus.
A bean-shaped mass of tissue found at intervals along the vessels of the lymphatic system. Lymph nodes filter foreign substances from the blood.
- Lymph node permeability factor
lymph node permeability factor n. Abbr. LNPF A substance released by stimulated or damaged lymphocytes that increases capillary permeability and the accumulation of mononuclear cells.
- Lymph nodule
lymph nodule n. See lymph follicle.
1. a combining form representing lymph, in compound words: lymphocyte. combining form 1. indicating lymph or the lymphatic system: lymphogranuloma lympho- or lymph- pref. Lymphatic system; lymph: lymphocyte.
- Lymphoblastic leukemia
lymphoblastic leukemia n. Acute lymphocytic leukemia characterized by abnormal, often immature, lymphocytic cells or by the presence of unusually large numbers of immature lymphocytes occurring together with adult lymphocytes.
- Lymphoblastic lymphoma
lymphoblastic lymphoma n. A diffuse malignant lymphoma in children, composed of T-cells that have convoluted nuclei.