lymphatic system

noun

: the part of the circulatory system that is concerned especially with scavenging fluids and proteins which have escaped from cells and tissues and returning them to the blood, with the phagocytic removal of cellular debris and foreign material, and with the immune response and that consists especially of lymphoid tissue, lymph, and lymph-transporting vessels

called also lymph system

Examples of lymphatic system in a Sentence

Recent Examples on the Web

Laser machines release fast pulses of energy that heat and break the ink down into tinier particles, triggering an immune response that processes them through the lymphatic system. —Jacqui Palumbo, CNN Money, 8 Apr. 2025

Just a few months later, she was diagnosed with Hodgkin lymphoma, a type of cancer that affects the lymphatic system. —Mark Davis, Newsweek, 15 Mar. 2025

Dry brushing is a centuries-old technique used to exfoliate the skin, stimulate the lymphatic system, and boost circulation. —Julie Loffredi, Forbes, 3 Mar. 2025

Lymphoma is a type of cancer that starts in the lymphatic system, which is part of the body's immune system. —Gagandeep Brar, Verywell Health, 28 Feb. 2025

Word History

First Known Use

1830, in the meaning defined above

Rhymes for lymphatic system

• cryptosystem
• ecosystem
• intersystem
• multisystem
• photosystem
• subsystem

Kids Definition

lymphatic system

noun

: the part of the circulatory system that consists of special tissue (as of the lymph nodes and tonsils), lymph, lymph-transporting vessels, and the thymus and spleen and is concerned especially with returning fluids and proteins back to the blood and with destroying material (as bacteria) foreign to the body

called also lymph system

Medical Definition

lymphatic system

noun

variants also lymph system or lymphoid system

: the part of the circulatory system that is concerned especially with collecting fluids and proteins that have escaped from cells and tissues and returning them to the blood, with the phagocytic removal of cellular debris and foreign material, and with immune responses, that overlaps and parallels the system of blood vessels in function and shares some constituents with it, and that consists mainly of the thymus, spleen, tonsils, lymph, lymph nodes, lymphatic vessels, lymphocytes, and bone marrow where stem cells differentiate into precursors of B cells and T cells