lymph node

noun

: any of the rounded masses of lymphoid tissue that are surrounded by a capsule of connective tissue, are distributed along the lymphatic vessels, and contain numerous lymphocytes which filter the flow of lymph passing through the node

Examples of lymph node in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
According to the Mayo Clinic, sarcoidosis causes clusters of immune cells to form in the body, most often in the lungs and lymph nodes, and in some cases can lead to long-term organ damage. Angelique Brenes, PEOPLE, 1 May 2026 Patients commonly have flu-like symptoms, possibly some weight loss, swollen lymph nodes and a rash that covers the chest and back. Casey Pinto, The Conversation, 1 May 2026 If the cancer has spread to other parts of the body, like the lymph nodes, not only surgery but chemotherapy will likely be required. Eva Flowe april 28, Charlotte Observer, 28 Apr. 2026 The only way to positively identify chronic wasting disease in deer is through laboratory testing of deer lymph node or brain stem tissue. Stephen Underwood, Hartford Courant, 28 Apr. 2026 See All Example Sentences for lymph node

Word History

First Known Use

1892, in the meaning defined above

Time Traveler
The first known use of lymph node was in 1892

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Cite this Entry

“Lymph node.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lymph%20node. Accessed 5 May. 2026.

Kids Definition

lymph node

noun
: one of the rounded masses of tissue occurring along the lymphatic vessels and containing lymphocytes which filter the flow of lymph

called also lymph gland

Medical Definition

lymph node

noun
: any of the rounded masses of lymphoid tissue that are surrounded by a capsule of connective tissue, are distributed along the lymphatic vessels, and contain numerous lymphocytes which filter the flow of lymph passing through the node

called also lymph gland

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