Meaning of cofferdam
Pronunciation: (kô'fur-dam", kof'ur-), [key]
- a watertight enclosure placed or constructed in waterlogged soil or under water and pumped dry so that construction or repairs can proceed under normal conditions.
- a sealed void between two bulkheads, as for insulation or as an extra barrier to the escape of liquids or vapors.
- cofferdam (Thesaurus)