- lymph node
A small secondary lymphoid organ that contains lymphocytes, macrophages, and dendritic cells. It serves as a site for (1) filtration and removal of foreign antigens and (2) the activation and proliferation of lymphocytes.
Microbiology. Aard_Wark . 2009.
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lymph node — UK / US or lymph gland UK / US noun [countable] Word forms lymph node : singular lymph node plural lymph nodes Word forms lymph gland : singular lymph gland plural lymph glands medical one of several small organs in your body that help to remove… … English dictionary
lymph node — (= lymph gland) Small organ made up of a loose meshwork of reticular tissue in which are enmeshed large numbers of lymphocytes, macrophages, and accessory cells. Recirculating lymphocytes leave the blood through the specialized high endothelial… … Dictionary of molecular biology
Lymph node — (Anat.) A lymphatic gland. [1913 Webster] … The Collaborative International Dictionary of English
lymph node — n also lymph gland a small rounded ↑swelling in your body through which lymph passes before entering your blood system … Dictionary of contemporary English
lymph node — lymph′ node n. anat. any of the glandlike masses of tissue in the lymph vessels containing cells that become lymphocytes Also called lymph′ gland . Etymology: 1890–95 … From formal English to slang
lymph node — (also lymph gland) ► NOUN ▪ each of a number of small swellings in the lymphatic system where lymph is filtered and lymphocytes are formed … English terms dictionary
lymph node — lymph ,node or lymph ,gland noun count one of several small organs in your body that help remove harmful bacteria from your blood … Usage of the words and phrases in modern English
lymph node — n. any of the many small, compact structures located throughout the lymphatic system, that collect and destroy bacteria that have entered the body, produce lymphocytes, etc.: sometimes called lymph gland … English World dictionary
lymph node — One of numerous round, oval, or bean shaped bodies located along the course of lymphatic vessels, varying greatly in size (1–25 mm in diameter) and usually presenting a depressed area, the hilum, on one side through which blood vessel s enter and … Medical dictionary
Lymph node — A Lymph node (] MedullaThere are two named structures in the medulla: * The medullary cords are cords of lymphatic tissue, and include plasma cells and B cells * The medullary sinuses (or sinusoids ) are vessel like spaces separating the… … Wikipedia
lymph node — any of the glandlike masses of tissue in the lymphatic vessels containing cells that become lymphocytes. Also called lymph gland. [1890 95] * * * Small, rounded mass of lymphoid tissue contained in connective tissue. They occur all along… … Universalium