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　　501. carnivorous : meat-eating

　　* The lion is a carnivorous animal.

　　504. carrion : rotting flesh of a dead body

　　* Buzzards are nature's scavengers; they eat the carrion left behind by other predators.

　　506. cascade : small waterfall

　　* We could not appreciate the beauty of the many cascades as we made detours around each of them to avoid getting wet.

　　509. casualty : serious or fatal accident

　　* The number of automotive casualties on this holiday weekend was high.

　　510. cataclysm : deluge; upheaval

　　* A cataclysm such as the French Revolution affects all countries.

　　511. catalyst : agent that brings about a chemical change while it remains unaffected and unchanged

　　* Many chemical reactions cannot take place without the presence of a catalyst.

　　512. catapult : slingshot; hurling machine

　　* Airplanes are sometimes launched from battleships by catapults.

　　513. cataract : great waterfall; eye abnormality

　　* She gazed with awe at the mighty cataract known as Niagara Falls.

　　514. catastrophe : calamity

　　* The Johnstown flood was a catastrophe.

　　524. cauterize : burn with hot iron or caustic

　　* In order to prevent infection, the doctor cauterized the wound.