What is the shackle for joining a chain cable to an anchor. JEW'S-STONE; JEWSTONE Jew's-stone`, Jew"stone`, n. (Paleon.) A large clavate spine of a fossil sea urchin called?

jewry — (Naut.) The shackle for joining a chain cable to an anchor. JEW'S-STONE; JEWSTONE Jew's-stone`, Jew"stone`, n. (Paleon.) A large clavate spine of a fossil sea urchin. (Webster's 1913.)

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