English

Definition of mother-of-pearl noun from the Oxford Advanced Learner's Dictionary

 

mother-of-pearl

 noun
noun
BrE
 
; NAmE
 
(also pearl) [uncountable]
 
jump to other results
the hard smooth shiny substance in various colours that forms a layer inside the shells of some types of shellfish and is used in making buttons, decorative objects, etc.
See the Oxford Advanced American Dictionary entry: mother-of-pearl