terreplein

[ ter-pleyn, ter-uh- ]

/ ˈtɛrˌpleɪn, ˈtɛr ə- /

the top platform or horizontal surface of a rampart where guns are mounted.

Origin of terreplein

1585–95; < French < Italian terrapieno, derivative of terrapienare to fill with earth; see terra, plenum

The latter has no terreplein, and is seven palmos in height.

The Philippine Islands, 1493-1898, Volume XXIV, 1630-34 |Various
Also the use of shrapnel made it impossible for troops to find cover on the terreplein of a work some distance behind the parapet.

Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 6 |Various
Salazar concentrated on finishing it, so that cannon could be mounted on its deck or terreplein.

The Building of Castello de San Marcos |Albert C. Manucy
They had now demolished all of the wall that rose above the terreplein, and talked of making a general assault.

The Philippine Islands, 14931898, Volume XXXVI, 16491666 |Various

The little table, with its vase of flowers brought from the gardens of the Terreplein, was in position.

Asiatic Breezes |Oliver Optic

terreplein

/ (ˈtɛəˌpleɪn) /

the top of a rampart where guns are placed behind the parapet

an embankment with a level top surface

C16: from French, from Medieval Latin phrase terrā plēnus filled with earth