| a tumor containing dark pigment |
botulism |
| a disease caused by an anaerobic bacteria |
carcinogen |
| the membranous sac enclosing the heart |
hay fever |
| the involuntary contraction of the intestine wall |
melanoma |
| any substance that causes cancer |
pericardium |
| inflammation of the lungs |
peristalsis |
| an acute usually seasonal allergic reaction to pollen |
pneumonia |
| the medical care and treatment of feet |
podiatry |
