swan potato

noun

Definition of swan potato

:a plant of the genus Sagittaria having tubers used as food: such as
a :a common arrowhead (S. latifolia) of wetlands of the U.S. and southern Canada with starchy tubers once used extensively by American Indians
b :a similar common Old World arrowhead (S. sagittifolia) that is sometimes cultivated in Japan and China

There's more!

Love words? You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!
Already a subscriber? Log in.

Origin and Etymology of swan potato

alteration of swamp potato


Seen and Heard

What made you want to look up swan potato? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

agreeable, attractive, or delicious

Get Word of the Day daily email!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!