lymph node

noun

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

Nearby words

lymph capillary, lymph cell, lymph corpuscle, lymph follicle, lymph gland, lymph node, lymph node permeability factor, lymph nodes, lymph nodule, lymph varix, lymph vessel

Origin of lymph node

First recorded in 1890–95

Also called lymph gland.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for lymph nodes

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

Medicine definitions for lymph nodes

lymph node

n.

Any of the small, oval or round bodies, located along the lymphatic vessels, that supply lymphocytes to the bloodstream and remove bacteria and foreign particles from the lymph.lymph gland lymphoglandula lymphonodus

Science definitions for lymph nodes

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.

Culture definitions for lymph nodes

lymph nodes

Small, rounded structures along the small vessels of the lymphatic system that produce disease-fighting white blood cells and filter out harmful microorganisms and toxins from the lymph. Lymph nodes may become enlarged when they are actively fighting infection.