Semiannual vs. Biannual
Semiannualadjective
Biannual: occurring twice a year
Semiannualnoun
Something occurring twice each year.
Semiannualadjective
Half-yearly.
Semiannualadjective
occurring or payable twice each year
Biannualadjective
Occurring twice a year; semiannual.
Biannualadjective
(proscribed) Occurring once every two years; biennial.
Biannualnoun
Something occurring twice each year.
Biannualadjective
Occurring twice a year; half-yearly; semiannual.
Biannualadjective
occurring or payable twice each year
