Biannual vs. Triannual — What's the Difference?
Difference Between Biannual and Triannual
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Compare with Definitions
Biannual
Occurring twice each year; semiannual.
Triannual
Happening three times each year.
Biannual
Occurring every two years; biennial.
Biannual
Occurring twice a year; semiannual.
Biannual
(proscribed) Occurring once every two years; biennial.
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Biannual
Something occurring twice each year.
Biannual
Occurring twice a year; half-yearly; semiannual.
Biannual
Occurring or payable twice each year
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