1) Infectious disease 2) Inflammation 3) Lymphadenitis 4) Redness 5) Rubor 
Adenitis is a general term for an inflammation of a gland or lymph node. ==Classification== ===Lymph node adenitis=== `Lymph adenitis` or `lymph node adenitis` is caused by bacterial infection in lymph nodes. The infected lymph nodes typically become enlarged, warm and tender. A swelling of lymph nodes due to growth of lymph cells is called ly...
• (n.) Glandular inflammation.
inflammation of a gland.
<pathology> The inflammation of a gland. ... (18 Nov 1997) ... 
(ad″ә-ni´tis) inflammation of a gland; see also lymphadenitis.
Ad`e·ni'tis noun [ Aden- + - itis .] (Medicine) Glandular inflammation. Dunglison. 
Inflammation of a gland.
Type: Term Pronunciation: ad′ĕ-nī′tis Definitions: 1. Inflammation of a lymph node or of a gland.
Adenitis: Inflammation of a gland. From the aden-, gland + -itis, inflammation.
Adenitis is an inflammation of the lymphatic glands. It may be either acute or chronic. As a rule, adenitis is a symptom of some disease process within the area of the body that is drained by the lymphatic channels in which the affected lymphatic glands are situated. In acute adenitis the disease is usually an infected wound or sore, the invading m...
An inflammation of one or several lymph nodes, or related lymphoid tissues.
[n] - inflammation of a gland or lymph node
infection and inflammation of a gland, especially a lymph node 
noun inflammation of a gland or lymph node
lymphadenitis.