'Lustrum' definitions:
noun
A period of five years
noun
A ceremonial purification of the Roman population every five years following the census
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Lustrum \Lus"trum\, n.; pl. E. Lustrums, L. Lustra. [L. Cf.
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2d & 3d Luster.]
A lustration or purification, especially the purification of
the whole Roman people, which was made by the censors once in
five years. Hence: A period of five years.
[1913 Webster]
Words containing 'Lustrum'
