Batardeau
- n. A wall built across the ditch of a fortification, with a sluice gate to regulate the height of water in the ditch on both sides of the wall.
- n. A cofferdam.
The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.