斉射せいしゃ Noun Irregular Intransitive English jmdict 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb volley (of fire);salvo;fusillade;simultaneous firing (of guns or artillery)
片舷斉射へんげんせいしゃ Noun English jmdict 1 noun (common) (futsuumeishi) historical term military broadside (firing of all the guns on one side of a warship)