systema lymphaticum

body, organic structure, physical structure - the entire structure of an organism (an animal, plant, or human being); "he felt as if his whole body were on fire"

lymphatic tissue, lymphoid tissue - tissue making up the lymphatic system

spleen, lien - a large dark-red oval organ on the left side of the body between the stomach and the diaphragm; produces cells involved in immune responses

thoracic duct - the major duct of the lymphatic system

lymph vessel, lymphatic vessel - a vascular duct that carries lymph which is eventually added to the venous blood circulation

lymph cell, lymphocyte - an agranulocytic leukocyte that normally makes up a quarter of the white blood cell count but increases in the presence of infection

vascular system - the vessels and tissue that carry or circulate fluids such as blood or lymph or sap through the body of an animal or plant