What do a.m. and p.m. stand for?

cultured pearl

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.
Origin of cultured pearl
1920-25 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for cultured pearl
  • The shape of the nucleus and its position in the mussel determines the shape of the cultured pearl.
  • After a period of time, the cultured pearl is removed from the oyster and used in jewelry production.
  • The lining of the pearl sac contains epithelial cells that deposit layers of nacre around the nucleus, forming a cultured pearl.
  • Today, the cultured pearl industry is a multimillion dollar business.
  • The everlasting aim of the industry is to improve the quality of the cultured pearl.
British Dictionary definitions for cultured pearl

cultured pearl

a pearl induced to grow in the shell of an oyster or clam, by the insertion of a small object around which layers of nacre are deposited
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source

Word of the Day

Difficulty index for cultured pearl

Few English speakers likely know this word

Word Value for cultured

Scrabble Words With Friends