Noun Definitionluster1.Definition: a quality that outshines the usualRelated Noun(s):brilliancy, lustre, splendor, splendourCategory: General2.Definition: a surface coating for ceramics or porcelainRelated Noun(s):lustreCategory: General3.Definition: the visual property of something that shines with reflected lightRelated Noun(s):lustre, sheen, shininessCategory: General