Biennial

Pronunciation

• IPA: /baɪˈɛnɪəl/
• Rhymes: -aɪɛnɪəl

Origin

From Latin biennium ("two-year period"), from bis ("two") + annus ("year").

Full definition of biennial

Adjective

1. Happening every two years.
2. Lasting for two years.

Noun

1. 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.