noun (n)

• biennial Eurasian plant usually having a swollen edible root; widely cultivated as a food crop(noun.plant)

  Synonym:
  beta vulgaris, common beet
  

  source: wordnet30
• round red root vegetable(noun.food)

  Synonym:
  beetroot
  

  source: wordnet30
• A biennial plant of the genus Beta, which produces an edible root the first year and seed the second year.(noun)

  source: webster1913