開かい prefix suffix family or surname English jmdict 1 prefix · suffix open;beginning English jmnedict 1 Kai
開散かいさん Noun Irregular Intransitive English jmdict 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb physiology divergence (of the eyes) See also: 輻輳 (ふくそう)