Real Dictionary

pearl
countable noun: A pearl is a hard round object which is shiny and usually creamy-white in colour. Pearls grow inside the shell of an oyster and are used for making expensive jewellery.

Pearl in American English
noun: a female given name

Pearl in American English 1
a feminine name
a smooth, hard, usually white or bluish-gray body of varied but usually roundish shape that is an abnormal nacreous growth within the shell of some oysters and certain other bivalve mollusks and forms around a grain of sand, a parasite, or some other fore
of or having pearls
to adorn or cover with pearls or pearl-like drops
to fish for pearl-bearing mollusks, esp. oysters
noun: a smooth, rounded bead formed within the shells of certain mollusks and composed of the mineral aragonite or calcite in a matrix, deposited in concentric layers as a protective coating around an irritating foreign object: valued as a gem when lustrous and

Pearl in American English 2
purl2
river in central Miss., flowing south into the Gulf of Mexico: 490 mi (789 km)

pearl in British English 1
adjective: of, made of, or set with pearl or mother-of-pearl
noun: a hard smooth lustrous typically rounded structure occurring on the inner surface of the shell of a clam or oyster: consists of calcium carbonate secreted in layers around an invading particle such as a sand grain; much valued as a gem
verb: to set with or as if with pearls