陣じん地ち戦せんじんちせんMeanings1nounposition warfare; stationary warfaremilitaryMilitary term for warfare where both sides hold fixed positions, often involving trenches and fortifications.第だい一いち次じ世せ界かい大たい戦せんでは、陣じん地ち戦せんが長ながく続つづいた。In World War I, position warfare continued for a long time.