ice dam

== English == === Noun === ice dam (plural ice dams) (hydrology, glaciology) An obstruction to the flow of a river caused by the flow of a glacier across its course. Coordinate term: earthquake dam (hydrology) An obstruction to the flow of a river caused by the concatenation of surface ice into a ridge that rises above and sinks below the surface causing a blockage, occurring frequently during spring breakup season. Coordinate terms: pressure ridge, ice shove (roofing) A mass of ice formed at the transition from a warm to a cold roof surface, frequently formed by refreezing meltwater at the overhang of a steep roof, causing ice and water to back up under roofing materials. (roofing) Ellipsis of ice dam membrane. ==== Derived terms ==== ice-dammed ==== Translations ==== === Further reading === ice dam on Wikipedia.Wikipedia === Anagrams === Decima, McAdie, decima, décima