| A | B |
| spleno / megaly | enlargement of the spleen |
| spleno / hepato / megaly | enlargement of the liver and spleen |
| lymphaden / oma | tumour of a lymph vessel |
| lymphaden / ectomy | removal of a lymph node |
| lymphadeno / pathy | disease of a lymph node |
| lymphorrhoea | excessive flow of lymph |
| slenic | pertaining to the spleen |
| serologist | specialist who studies sera |
| x-ray examination of the lymph system | lymphography |
| removal of the spleen | splenectomy |
| condition of bleeding / bursting forth of the spleen | splenorrhagia |
| tumour of a lymph vessel | lymphangioma |
| the study of immunity | immunology |
| branch of medicine concerned with the study of immune reactions associated with disease | immunopathology |
| auto / immun / ity | self immunity(immune system acts against self, producing an autoimmune disease |
| immuno / globulin | protein of immune system (antibody) |
| inflammation of the tonsils | tonsillitis |
| removal of the tonsils | tonsillectomy |
| adenoid | enlarged nasopharyngeal tonsil |
| removal of adenoid | adenoidectomy |
| py / aemia | condition of pus in blood (infection in blood) |
| pyo / genic | pertaining to generating pus |
| pyo / rrhoea | flow of pus (usually referring to pus flowing from teeth sockets) |
| pyo / poiesis | formation of pus |
| histopathology | study of disease of tissues |
| nodal | pertaining to a lymph node |
| lymphocyte | lymph cell |
| B-cell | type of lymphocyte that secretes antibodies |
| lymphoma | tumour of a lymph (tissue) |
| aden / o | gland |
| angi / o | vessel |
| anti- | against |
| auto- | self |
| -cele | swelling / hernia / protusion |
| -globin | protein / ball` |
| -malacia | conditioning of softening |
| thym / o | thymus gland |