1.NounA decorative technique for metalwork, especially brass, whereby colored enamel is baked in partitions (cloisons) between raised ridges of the metal.
"Cloisonne is sometimes seen as a cheaper alternative to jewelled encrustation or filigree.; Zoë wore a pair of cloisonne earrings she had bought in France."
2.NounObjects decorated by this technique collectively.
"The museum had a fine collection of medieval Italian cloisonne."