Semiannual meaning

sĕm'ē-ăn'yo͝o-əl, sĕm'ī-
Occurring or issued twice a year.
adjective
4
3
Done, happening, appearing, etc. every half year or twice a year.
adjective
2
3
Occurring twice a year; half-yearly; biannual.
adjective
2
3
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Origin of semiannual

  • semi- half + Latin annus year + -al
    From Wiktionary