root vegetable
Refers to vegetables whose edible part grows underground, such as carrots, radishes, and burdock.
Root vegetables are often used in simmered dishes.
冬は根菜がおいしい季節です。
Winter is the season when root vegetables are delicious.
root vegetables; root crops
Compound of 根 (kon, 'root') and 菜 (sai, 'vegetable').