Glossary of Karst and Cave Terms
1. American term defined by Davis (1930) 'Mammoth Cave possesses several extraordinary vertical cavities of which the arched tops are called domes and the deep bottoms are called pits. The combined name, dome pits, is here used for them'. 2. A deep shaft in a cave, intersected by a passage at or near its mid-section . See aven. Synonyms: (French.) evorsion, marmite inversee; (German.) Deckenkolk; (Greek.) vathis lakkos me tholon; (Italian.) marmitta inversa; (Spanish.) marmita inversa; (Turkish.) kemerli obruk.