1 example sentence using semiannually.
Semiannually used in a sentence
Semiannually in a sentence as an adverb
A model that works really well in large parts of New England is "town meeting" - all the citizens of the town who want to get together annually or semiannually and vote on all the important issues.
Semiannually definitions
adverb
twice a year
See also: biyearly