ルタバガMeanings1nounrutabaga; swedeA root vegetable, Brassica napobrassica, also known as swede. The Japanese term スウェーデン蕪 (スウェーデンかぶ) is a synonym.See also: スウェーデンかぶルタバガはスープやシチューによく使つかわれる。Rutabaga is often used in soups and stews.