water chestnut
noun
1
- （亦作Chinese water chestnut）the tuber of a tropical sedge which is widely used in oriental cookery, its white flesh remaining crisp after cooking荸荠, 马蹄（指果实）。
2
- the sedge which yields this tuber, which is cultivated in flooded fields in SE Asia荸荠（指植物）。
2.1
- Eleocharis tuberosa, family Cyperaceae.拉丁名Eleocharis tuberosa, 莎草科。
3
- （亦作water caltrop）an aquatic plant with small white flowers, producing an edible rounded seed with two large projecting horns菱。
3.1
- Trapa natans, family Trapaceae.拉丁名Trapa natans, 菱科。