DICT.TW Dictionary Taiwan
Lus·trum n.; pl. E. Lustrums L. Lustra 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.
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lustre
n 1: a surface coating for ceramics or porcelain [syn: luster]
2: a quality that outshines the usual [syn: luster, brilliancy,
splendor, splendour]
3: the visual property of something that shines with reflected
light [syn: shininess, sheen, luster]
[also: lustra (pl)]