Definitions for biennial

This page provides all possible meanings and translations of the word biennial

Princeton's WordNet

  1. biennial(adj)

    (botany) a plant having a life cycle that normally takes two seasons from germination to death to complete; flowering biennials usually bloom and fruit in the second season

  2. biennial, two-year(adj)

    having a life cycle lasting two seasons

    "a biennial life cycle"; "parsnips and carrots are biennial plants often grown as annuals"

  3. biennial, biyearly(adj)

    occurring every second year

    "they met at biennial conventions"


  1. biennial(Noun)

    A plant that requires two years to complete its life-cycle, germinating and growing in its first year, then producing its flowers and fruit in its second year, after which it usually dies.

  2. biennial(Adjective)

    Happening every two years.

  3. biennial(Adjective)

    Lasting for two years.

  4. Origin: From biennium, from bis + annus.

Webster Dictionary

  1. Biennial(adj)

    happening, or taking place, once in two years; as, a biennial election

  2. Biennial(adj)

    continuing for two years, and then perishing, as plants which form roots and leaves the first year, and produce fruit the second

  3. Biennial(noun)

    something which takes place or appears once in two years; esp. a biennial examination

  4. Biennial(noun)

    a plant which exists or lasts for two years

Translations for biennial

Kernerman English Multilingual Dictionary


(of plants etc) lasting for two years

Wallflowers are biennial; a biennial plant.

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