i Register
In some senses, lustre is marked as obsolete, UK. Watch for register when choosing this word.
noun
British standard spelling of luster (shine, etc.).
Various kinds of minerals differ in their lustre; iron pyrites are described as having a metallic lustre, glassy materials a vitreous lustre; others, such as opal, look resinous, and the lustres of yet others are described as being either pearly, or silky, or dull, like earth.
In the centre is painted an eagle, from whose beak an elegant glass lustre chandelier is suspended. There are also ten smaller chandeliers in different parts of the room.
verb
Alternative form of luster.
noun
Alternative form of luster: A 5-year period, especially (historical) in Roman contexts.