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.
Other potentially concerning changes including nipple discharge, pain or swelling in their breast, changes in the color of the nipple or breast, the nipple turning inward, painful or enlarged lymph nodes in the armpits or near the collarbone, or redness or flaky skin on the breast. Katia Hetter, CNN Money, 1 Oct. 2025 Bates' then also developed lymphedema after her lymph nodes were removed during her mastectomy surgery. Kiran Hefa, PEOPLE, 1 Oct. 2025 The most common sites for metastatic breast cancer are the lungs, liver, bones, lymph nodes, skin and brain. Elizabeth Yuko, Flow Space, 24 Sep. 2025 If lymph nodes are removed during surgery, the body loses this supply line and immunotherapy is less effective. New Atlas, 20 Sep. 2025 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 3 Oct. 2025.

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

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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