lustrum
[ luhs-truhm ]
/ ˈlʌs trəm /
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noun, plural lus·trums, lus·tra [luhs-truh]. /ˈlʌs trə/.
a period of five years.
Roman History. a lustration or ceremonial purification of the people, performed every five years, after the taking of the census.
QUIZZES
QUIZ YOURSELF ON “THEIR,” “THERE,” AND “THEY’RE”
Are you aware how often people swap around “their,” “there,” and “they’re”? Prove you have more than a fair grasp over these commonly confused words.
Question 1 of 7
Which one of these commonly confused words can act as an adverb or a pronoun?
Origin of lustrum
First recorded in 1580–90; from Latin lūstrum; cf. luster1
Words nearby lustrum
lustrate, lustre, lustreware, lustring, lustrous, lustrum, lusty, lusus naturae, Lü-ta, lutanist, Lut Desert
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for lustrum
British Dictionary definitions for lustrum
lustrum
lustre
/ (ˈlʌstrəm) /
noun plural -trums or -tra (-trə)
a period of five years
Word Origin for lustrum
C16: from Latin: ceremony of purification, from lustrāre to brighten, purify
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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