てん菜さいてんさいじ字FuriganaMeanings1nounsugar beetusually written using kana aloneRefers to the plant Beta vulgaris grown for sugar production. Common in agricultural and food contexts.北ほっ海かい道どうでは甜てん菜さいの栽さい培ばいが盛さかんです。Sugar beet cultivation is thriving in Hokkaido.この砂さ糖とうは甜てん菜さいから作つくられています。This sugar is made from sugar beets.