triennium

Three-year time span

A triennium is a period of three years.

The term appears mainly in institutional contexts—academic calendars, church governance, organizational planning cycles: The budget covers the next triennium.

Plural: triennia or trienniums.

timespan

period

Punctuation ending sentences

  • termFixed period or word
  • tenureProtected employment status
  • intervalDuration between two points

span · duration · stretch · cycle · phase · stint · session · timeframe · calendar · epoch

triple

trilogy

Three linked creative works

trifecta · triumvirate · treble · ternary · trinity · triplicate · triptych · trimester · tricycle · triathlon

Opposites
duration/temporal length

trienniummillennium

Span of thousand years

eon · eternity · moment · instant · century

temporal boundedness

trienniumeternity

Boundless temporal existence

infinity · perpetuity · forever · instant · moment

Family

triennial, triennially, triennia

Familiarity
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Used worldwide · Timeless · Abstract · Rated G