1. epidemic disease any infectious disease that develops and spreads rapidly to many people
  2. endemic disease a disease that is constantly present to a greater or lesser degree in people of a certain class or in people living in a particular location
  3. optimistic hopeful that the best will happen in the future
  4. epidemic roseola a contagious viral disease that is a milder form of measles lasting three or four days; can be damaging to a fetus during the first trimester
  5. idiopathic disease any disease arising from internal dysfunctions of unknown cause
  6. epidemic a widespread outbreak of an infectious disease
  7. genetic disease a disease or disorder that is inherited genetically
  8. autoimmune disease any of a large group of diseases characterized by abnormal functioning of the immune system that causes your immune system to produce antibodies against your own tissues
  9. wasting disease involving the lungs with progressive wasting of the body
  10. endemic typhus acute infection caused by rickettsia and transmitted by the bite of an infected flea; characterized by fever and chills and muscle aches and a rash
  11. epidemic hysertia a condition in which a large group of people exhibit the same state of violent mental agitation
  12. zoonotic disease an animal disease that can be transmitted to humans
  13. animal disease a disease that typically does not affect human beings
  14. epidemic parotitis an acute contagious viral disease characterized by fever and by swelling of the parotid glands
  15. pink disease serious bark disease of many tropical crop trees
  16. epidemiologist a specialist who studies the spread and control of diseases
  17. epideictical designed primarily for rhetorical display
  18. optic disk the point where the optic nerve enters the retina
  19. mad cow disease a fatal disease of cattle that affects the central nervous system; causes staggering and agitation
  20. optic disc the point where the optic nerve enters the retina