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Word: cofferdam (lookup usage) (lookup stats)


Meaning:

Noun:

  • A temporary watertight structure that is pumped dry to enclose an area underwater and allow construction work on a ship, bridge, or rig to be carried out; a caisson.
  • nautical An empty space that acts as a protective barrier between two floors or bulkheads on a ship.

Source: Wiktionary | Src Info »