Find Antonyms

biennial Antonyms

Opposite of biennial

Because the opposite of biennial shifts with each meaning, the antonyms and opposite words below are separated across 3 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Taking place once every two years, or lasting for two years.

Usage Example

"The international art foundation hosts a prestigious annual exhibition in Venice."

Strong
annual
biannual
semiannual
Weak
perennial

• noun (Context 2)

A flowering plant that takes two years to complete its biological lifecycle, growing stems and leaves in its first year before flowering, producing seeds, and dying in its second year.

Usage Example

"Foxgloves andsweet Williams are popular garden biennials that bloom vibrancy in their second spring."

Strong
annual
perennial

• adjective (Context 3)

(Of a plant) requiring two growing seasons to complete its biological life cycle, typically growing foliage in the first year and flowering, fruiting, and dying in the second.

Usage Example

"Carrots and parsley are annual crops that only produce seeds in their second summer."

Strong
annual
perennial

Similar words to biennial

Words similar to biennial shift depending on context. Common synonyms include:

biennale
two-year
See all synonyms of biennial

Cite this Entry


Wordmom. (2026). Antonyms for Biennial. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/biennial
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