Lustrum Definition

lŭstrəm
lustra, lustrum
noun
In ancient Rome, a purification of all the people by means of ceremonies held every five years, after the census.
Webster's New World
A five-year period.
Webster's New World

Other Word Forms of Lustrum

Noun

Singular:
lustrum
Plural:
lustra

Origin of Lustrum

  • From Latin lustrum (“period of five years").

    From Wiktionary

  • Latin lūstrum luster

    From American Heritage Dictionary of the English Language, 5th Edition

Lustrum Is Also Mentioned In

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