| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a gadget; dingus; thingumbob. |
Metchnikoff Metch·ni·koff or Metch·ni·kov (měch'nĭ-kôf', myěch'nĭ-kəf), Elie. 1845-1916.
Russian zoologist. He shared a 1908 Nobel Prize for the discovery of phagocytes and their role in the immune system.