From Wikipedia, the free encyclopedia

Biennial means (an event) lasting for two years or occurring every two years. In particular, it can refer to:

• a biennial plant, a plant which blooms in its second year and then dies
• a biennale, an art exhibition held every two years

See also

• anniversary (for all other Latin-derived numerical names)
• triennial, an event that occurs every three years
• biannual, an event that occurs twice a year.

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