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Semiannual vs Triannual - What's the difference?

semiannual | triannual |

Semiannual is a see also of triannual.


As adjectives the difference between semiannual and triannual

is that semiannual is biannual: occurring twice a year while triannual is happening three times each year.

semiannual

English

Adjective

(-)
  • Biannual: occurring twice a year

    • Synonyms

    * biannual

    See also

    * biennial

    triannual

    English

    Adjective

    (-)
  • Happening three times each year.

    • Usage notes

    * To avoid confusion between "triennial", once every three years, and "triannual", three times in one year, it is often better to substitute a less ambiguous phrase such as "three times a year" or "every four months".

    See also

    * triennial (every three years) which is sometimes confused with triannual (usually every four months). * biennial (every two years). * biannual (twice a year). ** semiannual (also twice a year).