lustrelus‧tre British English, luster American English /ˈlʌstə $ -ər/ noun [singular, uncountable] 
Her thick, black hair shone with lustre.2the quality that makes something interesting or exciting: There’ll be a celebrity guest to add lustre to the occasion.
EXAMPLES FROM OTHER DICTIONARIES
- Autumn had given the trees that extra golden lustre.
- Even after the Papacy had returned to Rome in 1376, the Anti-Popes enabled it to retain its luxury and lustre.
- Granite and alabaster were also imported with precious materials such as porphyry to give richness and lustre to interiors.
- The original lustre of the shell has been retained.
- The piled fibres absorb and reflect the light, alternating deep and pale hues and giving the cloth its unique lustre.
- The species is beautifully preserved, retaining something of its original lustre, and all the fine details of its ornament.
- The team were trudging off the pitch, the diamonds on their shirt-sleeves having long since lost their lustre.
- They have a handsome shiny lustre which makes them conspicuous from a distance.
- This is nonsense; the lustre is solely the result of the chemical washing.
Longman Language Activatorthe shiny appearance of something
· They polished their boots to a dazzling shine.· Linseed oil helps restore the shine to a dull surface.
a soft, smooth, shiny appearance: · Her elegant dress had a silver sheen.sheen of: · A light sheen of perspiration covered his upper lip.
the shiny appearance of something that is of good quality or in good condition: · The gel is guaranteed to add gloss even to the dullest hair.· Stephanie did not look well. The gloss had gone from her blond hair and her skin was splotchy looking.high gloss (=a very shiny gloss): · The silverware had been polished to a high gloss.
British /luster American written a soft, attractive, shiny appearance: · Autumn had given the trees that extra golden lustre.· The herb can be used as a hair rinse to add luster.· Wax is sprayed on the apples to give them more luster.
COLLOCATIONS FROM THE ENTRY There’ll be a celebrity guest to add lustre to the occasion.COLLOCATIONS FROM THE CORPUSVERB
1an attractive shiny appearance: There’ll be a celebrity guest to add lustre to the occasion.· The team were trudging off the pitch, the diamonds on their shirt-sleeves having long since lost their lustre.· Things like that can make even the best marriage lose its lustre.
Her thick, black hair shone with lustre.2the quality that makes something interesting or exciting: There’ll be a celebrity guest to add lustre to the occasion.