Dictionary
semiannual
adjective semi·an·nu·al \-ˈan-yə(-wə)l\
: happening or produced every six months or twice in each year
Full Definition of SEMIANNUAL
: occurring every six months or twice a year
— semi·an·nu·al·ly adverb
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First Known Use of SEMIANNUAL
1791
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Rhymes with SEMIANNUAL
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