triannual

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English[edit]

Etymology[edit]

tri- +‎ annual

Adjective[edit]

triannual (not comparable)

  1. Happening three times each year.

Usage notes[edit]

  • 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".

Translations[edit]

See also[edit]

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