Definitions
1.AdjectiveOf or related to a five-year period.
2.NounSynonym of quinquennium, a five-year period.
3.NounA 5th anniversary, particularly
Synonym of quinquennalia, the festival and religious ritual held in the 5th year of a Roman emperor's reign.
4.NounSynonym of quinquennalia, the festival and religious ritual held in the 5th year of a Roman emperor's reign.