First, bubonic (rhymes with pneumonic but is altogether different) is a local infection sequestered in a lymph node.
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. Also called lymph gland, lymphoglandula, lymphonodus.
|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.