Simple Definition of mother–of–pearl
: a hard, shiny, and smooth substance that is on the insides of the shells of some shellfish (such as mussels) and that is used to decorate objects (such as buttons)
Full Definition of mother–of–pearl
: the hard pearly iridescent substance forming the inner layer of a mollusk shell
First Known Use of mother–of–pearl
MOTHER–OF–PEARL Defined for Kids
Definition of mother–of–pearl for Students
: a hard pearly material that lines the shell of some mollusks (as mussels) and is often used for ornamental objects and buttons
Learn More about mother–of–pearl
Spanish Central: Translation of "mother–of–pearl"
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