| chemosynthetic bacteria (kē'mō-sĭn-thět'ĭk) Pronunciation Key
Bacteria that make food by chemosynthesis. Nitrifying bacteria are a type of chemosynthetic bacteria, as are the bacteria that live around vents in the bottom of the ocean. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |