lustrum
lus·trum
lustrum · lustra · lustrums
A lustration: a ceremonial purification of the people of Rome performed every five…A lustration: a ceremonial purification of the people of Rome performed every five years after the census.
/ˈlʌstɹəm/
Meaning
2 senses(historical)A lustration: a ceremonial purification of the people of Rome performed every five years after the census.
a ceremonial purification of the Roman population every five years following the census
(broadly, literary)Synonym of quinquennium: Any 5-year period.
Translations
1 languagesOrigin
From Latin lūstrum.From Latin lūstrum.
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Forms
plural: lustra / lustrumsSynonyms
2 synonymsboth senses:luster
Word family
6 related wordsLessons for this word
1 lessons- A1Plural nouns — Because its plural is irregular