LUS'TER, noun [Latin lustrum, lustro to purify.]

1. Brightness; splendor; gloss; as the luster of the sun or stars; the luster of silk.

The sun's mild luster warms the vital air.

2. The splendor of birth, of deeds or of fame; renown; distinction.

His ancestors continued about four hundred years, rather without obscurity than with any great share of luster

3. A sconce with lights; a branched candlestick of glass.

4. The space of five years. [Latin lustrum.]