Definify.com
Definition 2024
biannually
biannually
English
Adverb
biannually (not comparable)
- Taking place twice per year, semiannually.
- Taking place every two years, biennially.
Usage notes
- Some authorities report confusion between biennially and biannually. Using "semiannually" may reduce the risk of confusion.
Synonyms
See also
- biennially - every two years