arrow root

名词 arrow root:

1. a nutritive starch obtained from the root of the arrowroot plant
   同义词：arrowroot
2. white-flowered West Indian plant whose root yields arrowroot starch
   同义词：arrowroot, American arrowroot, obedience plant, Maranta arundinaceae
3. canna grown especially for its edible rootstock from which arrowroot starch is obtained
   同义词：achira, indian shot, arrowroot, Canna indica, Canna edulis