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

• papermaking
• papers
• paperweight
• paperwork
• papery
• papeterie
• Paphiopedilum
• Papiamento
• Papiamentu
• papier-mâché
• Papilionaceae
• Papilionoideae
• papilla
• papillary
• papillary muscle
• papillary tumor
• papillary tumour
• papillate
• papilledema
• papilliform
• papilloma
• papillon
• papillose
• Papio
• Papio ursinus