1. Consisting of or resembling mother-of-pearl 
2. Having a play of lustrous rainbow colours
   "nacreous clouds looking like mother-of-pearl"
   - iridescent, opalescent, opaline, pearlescent

See also: bright, nacre

• purely
• pureness
• purfle
• purfling
• purgation
• purgative
• purgatorial
• purgatory
• purge
• purger
• purging
• purging cassia
• puri
• purification
• purifier
• purify
• purifying
• Purim
• purine
• Purinethol
• purism
• purist
• puritan
• puritanic
• puritanical