- occurring twice a year; semiannual.
- occurring every two years; biennial.
Origin of biannual
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for biannually
Historical Examples of biannually
The economic assessment of the country is assessed quarterly and biannually.After the Rain
- occurring twice a yearCompare biennial
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