UIS Commission on Karst Hydrogeology and Speleogenesis
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Glossary

Glossary of Karst and Cave Terms

chasm
1. A deep, fairly narrow breach in the earth's surface; an abyss; a gorge; a deep canyon. 2. A deep, wide, elongated gap in the floor of a cave [10]. Related to canyon, corridor. Synonyms: (French.) gouffre, fracture ouverte; (German.) Kluft; (Greek.) chasma; (Italian.) fattura beante, canyon; (Spanish.) canon, taso; (Turkish.) derin yainti; (Yugoslavian.) provalija. See also ravine.