- occurring, done, or published every half year or twice a year; semiyearly.
- lasting for half a year: a semiannual plant.
Origin of semiannual
Examples from the Web for semiannual
Contemporary Examples of semiannual
Now we are treated to the semiannual spectacle of watching Republicans pretend they care about the deficit.Michael Tomasky on GOP Deficit Hypocrisy at Release of Obama’s Budget
February 14, 2012
Historical Examples of semiannual
No job about the farm was so much disliked by the farmer and his boys as the semiannual removal of the stove.In the Midst of Alarms
Mindful of the traditions of the elders, as the spring came on she commenced the semiannual operation of house-cleaning.Make or Break
"I was merely quoting from the auditor's semiannual report, of which that is a summary," he said, indicating the folded paper.Empire Builders
He has had steady two-quarts-a-day men, and men who were subject only to semiannual debauches.Smoking and Drinking
It holds semiannual meetings in connection with the National Association, but is not a department of said Association.History of Education
- occurring every half-year
- lasting for half a year