縦断じゅうだん Common Noun Irregular Intransitive English jmdict 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb running through (north-south);cutting across;travelling across See also: 横断 (おうだん) 2 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru transitive verb cutting vertically;sectioning longitudinally See also: 横断 (おうだん)