輻輳ふくそう Noun Irregular Intransitive English jmdict 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb congestion;overcrowding;pile-up 2 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb physiology convergence (of the eyes) See also: 開散 (かいさん) Other forms 輻湊 【ふくそう】