parapet; breastwork
Military fortification term for a low protective wall, especially on a rampart or trench.
兵士たちは胸墻の陰に身を隠した。
The soldiers took cover behind the parapet.
防壁 is a broader term for any protective wall or barrier, not limited to military fortifications.
Standard kanji form for this military term.
Variant kanji form using 牆 instead of 墻; less common.
Compound of 胸 (chest) and 墻 (wall), literally 'chest wall', referring to a wall that reaches chest height for protection.