definition of
pearl

[1] #1 pearl n. a smooth lustrous round structure inside the shell of a clam or oyster; much valued as a jewel. wn

[2] #2 pearl n. [bone, ivory, off-white] a shade of white the color of bleached bones. wn

[3] #3 pearl v. gather pearls, from oysters in the ocean. wn

[4] #4 pearl n. [drop, bead] a shape that is spherical and small; "he studied the shapes of low-viscosity drops"; "beads of sweat on his forehead". wn