lymph node

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noun

any of the glandlike masses of tissue in the lymphatic vessels containing cells that become lymphocytes.

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Also called lymph gland .

Origin of lymph node

First recorded in 1890–95

Words nearby lymph node

lymphatic tissue, lymphatolysis, lymph cell, lymphedema, lymph gland, lymph node, lymph nodes, lympho-, lymphoblast, lymphocyte, lymphocytopenia

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use lymph node in a sentence

Researchers have detected high levels of memory B cells in the lymph nodes of people who received the Pfizer vaccine for at least 12 weeks after they got the shot.
6 important questions about COVID-19 booster vaccines, answered|Purbita Saha|July 9, 2021|Popular-Science
At 15 weeks, the researchers found that the lymph node activity of all 14 participants remained high, which means the body was still producing new immune cells that recognize the coronavirus at a high level, months after vaccination.
Immunity from mRNA vaccines could last for years|Erin Fennessy|June 28, 2021|Popular-Science
The oncologist told Teresa that her stage 4 cancer had metastasized, infiltrating her lymph nodes, sternum, skin, hip and rib.
A Crisis of Undiagnosed Cancers Is Emerging in the Pandemic’s Second Year|by Duaa Eldeib, video by Alex Garcia|May 4, 2021|ProPublica
Diagnosed in 2011 with a rare form of Stage 4 lung cancer that had spread to her spine, lymph nodes, pelvis and ribs, she never imagined surviving almost nine years.
Vaccine lotteries and personal appeals: The medically vulnerable find their priority status slipping away|Lena H. Sun, Isaac Stanley-Becker|February 26, 2021|Washington Post

For example, even though your big cut of steak has nerves and lymph nodes and gristle and stuff like that in it, you probably don’t particularly mind if we leave those parts out.
Would you like “milk” with that Impossible burger?|James Temple|October 20, 2020|MIT Technology Review
First, bubonic (rhymes with pneumonic but is altogether different) is a local infection sequestered in a lymph node.
Bubonic Plague Is Back (but It Never Really Left)|Kent Sepkowitz|November 27, 2014|DAILY BEAST

British Dictionary definitions for lymph node

lymph node

noun

any of numerous bean-shaped masses of tissue, situated along the course of lymphatic vessels, that help to protect against infection by killing bacteria and neutralizing toxins and are the source of lymphocytes

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for lymph node

lymph node

A bean-shaped mass of tissue found at intervals along the vessels of the lymphatic system. Lymph nodes filter foreign substances from the blood.