Quinquennium n. : Space of five years.

Example:
How many years are in a Quinquennium?

Taxonomy
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Defination from the web:
quinquennium in the Online Dictionary. Meaning of quinquennium. Pronunciation of quinquennium. Translations of quinquennium. ... quinquennium - a period of five years ... quinquennium. Quinquepartite. quinquereme. Quinquesyllable. quinquevalent. Quinquevalve. Quinquevir ...