a pearl induced to form by placement of a grain of sand or another irritating object within the shell of a pearl oyster or mussel.
Also, culture pearl .
[ 1920-25 ]
a pearl induced to form by placement of a grain of sand or another irritating object within the shell of a pearl oyster or mussel.
Also, culture pearl .
[ 1920-25 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012