Dictionary/曲線きょくせんKyokusenJLPT N2曲線 (Kyokusen) is a Japanese noun meaning “curve”.MeaningsnouncurveKanji in 曲線曲bend線lineRelated words曲composition無線radio (communication)線line曲がるto bend繊維fibre曲げるto bend視線one's line of sight三味線shamisen新幹線Shinkansen一線one line線路railway track路線route (bus, train, air, etc.)