pearl

Noun
  1. A smooth lustrous round structure inside the shell of a clam or oyster;
    Much valued as a jewel (synset 113393576)
  2. A shade of white the color of bleached bones (synset 104968508)
  3. A shape that is spherical and small (synset 113924278)
    "he studied the shapes of low-viscosity drops"; "beads of sweat on his forehead"
Verb
  1. Gather pearls, from oysters in the ocean (synset 201386454)

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