Definition

1. Noun:
   • Edible canna: A type of plant (Canna edulis) cultivated for its starchy rhizomes, which are used as food. It is known regionally in Vietnam as "khoai đao."
   • Arrowroot (in some contexts): Its starch is sometimes processed and used similarly to arrowroot.

Usage Examples

• Noun:
  • Bà ngoại tôi thường dùng bột khoai đao để nấu chè. (My grandmother often uses edible canna starch to make sweet soup.)
  • Củ khoai đao có thể luộc ăn hoặc chế biến thành tinh bột. (Edible canna rhizomes can be boiled for eating or processed into starch.)

Advanced Usage

• "bột khoai đao": edible canna starch.
  • Bột khoai đao giúp món súp trở nên sánh đặc hơn. (Edible canna starch helps thicken the soup.)

Variants and Related Words

• Củ dong (n): Another common Vietnamese name for the edible canna plant or its rhizome.
• Canna edulis (n): The scientific name for the edible canna plant.
• Tinh bột khoai đao (n): Edible canna starch.

Synonyms

• Edible canna: The direct English equivalent.
• Achira: A common name used in South America for the same plant.
• Queensland arrowroot: A name sometimes used, particularly for the starch.

Related Phrases

• Trồng khoai đao: to cultivate edible canna.
  • Vùng này có truyền thống trồng khoai đao. (This region has a tradition of cultivating edible canna.)

Related Idioms

Note: As "khoai đao" refers to a specific plant, it is not commonly used in idiomatic expressions. Its usage is primarily literal.

1. (địa phương) Edible canna