A temporary wooden tower built for defensive purposes.
An opening in the wall of a fortress through which the guns are levelled; a narrow loophole through which arrows and other missiles may be shot.
A tower at the entrance to a castle or fortified town
A fortress at the end of a bridge.
A wall of wooden stakes, used as a defensive barrier.
An even row of cells. e.g.: palisade mesophyll cells.
A line of cliffs, especially one showing basaltic columns.
A long, strong stake, one end of which is set firmly in the ground, and the other sharpened.
To equip with a palisade.