pearl

US /pɝːl/
UK /pɝːl/
"pearl" picture
1.

a hard, glistening spherical mass, typically white or bluish-grey, formed within the soft tissue of a living shelled mollusk and highly prized as a gem.

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She wore a necklace of beautiful pearls.
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The diver found a large pearl inside the oyster.
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gemjewelbead
2.

a person or thing of great rarity and worth

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She is a true pearl among her colleagues.
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The old book was a hidden pearl in the antique shop.
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treasuregemmasterpiecerarity
1.

to form into pearls or drops

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Dewdrops pearled on the spider's web.
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Sweat pearled on his forehead as he ran.
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beaddropglisten
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pearl of wisdomcast pearls before swine