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.
Even the name is a misnomer, Mackey said, since the same pain can arise among women who’ve had other procedures, including lumpectomies and lymph node surgeries. CNN Money, 11 Apr. 2026 In humans, symptoms can appear suddenly and may include fever, chills, headache, and weakness, often accompanied by painful swelling in the lymph nodes. Moná Thomas, PEOPLE, 6 Apr. 2026 In 2010, the Hamden mother was diagnosed with sarcoidosis, an inflammatory disease that affects the lungs and lymph nodes. Katy Golvala, Hartford Courant, 5 Apr. 2026 Even the name is a misnomer, Mackey said, since the same pain can arise among women who’ve had other procedures, including lumpectomies and lymph node surgeries. Brett Kelman, USA Today, 4 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

Browse Nearby Words

Cite this Entry

“Lymph node.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lymph%20node. Accessed 15 Apr. 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

More from Merriam-Webster on lymph node

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster