abatis noun. ['abǝtɪs] Also abattis [ǝ'batɪs]. Pl. same, -es. M18.
[French, formed as ABATE verb¹.]
Military. A defence formed by placing felled trees lengthwise one over the other with their branches towards the enemy's line. Also, a barricade of barbed wire.

■ abatised [-st] adjective M19.

[TahlilGaran] English Dictionary ▲