Biannuallyadverb
Taking place twice per year, semiannually.
Biannuallyadverb
Taking place every two years, biennially.
Biannuallyadverb
twice a year;
Biyearlyadjective
Occurring every two years; biennial
Biyearlyadjective
Occurring twice per year; biannual
Biyearlyadverb
Every two years; biennially
Biyearlyadverb
Twice per year; biannually
Biyearlyadjective
occurring every second year;
Biyearlyadjective
occurring or payable twice each year
Biyearlyadverb
every two years;
Biyearlyadverb
twice a year