渦うず Common Noun Español jmdict 1 noun (common) (futsuumeishi) remolino English jmdict 1 noun (common) (futsuumeishi) whirlpool;swirl;eddy;vortex;maelstrom
渦線かせん Noun English jmdict 1 noun (common) (futsuumeishi) spiral line;line vortex;vortex line;circumvolution