1. inflammation of one or more lymph nodes, typically caused by infection
Usage: medical term; uncountable noun; often used in singular form

Examples

• The patient developed lymphadenitis after a bacterial throat infection.
• Lymphadenitis can cause tender, enlarged nodes in the neck and armpits.
• The doctor diagnosed lymphadenitis by examining the swollen lymph glands.
• Viral infections are a common cause of lymphadenitis in children.
• Treatment for lymphadenitis depends on whether the underlying cause is bacterial or viral.