Need even more definitions? Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! The meaning of DRIPSTONE is a stone drip (as over a window).

Dripstone, also known as calcium carbonate rock, is deposited in caves by the precipitation of calcite from water as excess dissolved carbon dioxide is diffused into the atmosphere. It takes various forms, including stalactites, helictites (having spiral form), curtains, ribbons, and stalagmites.

A drip stone is a stone drip. It can be made of calcite or a similar mineral, forming stalactites or stalagmites through dripping or flowing water. In architecture, a drip stone is a protective moulding over a door or window that allows rain to drip away from the structure.

Dripstone comes in various forms, including stalactites, helictites (having a spiral form), curtains, ribbons, and stalagmites. Stalactites and stalagmites are the most commonly known types of dripstones.