1. (n.) The hard, white, opaque, fine-grained substance constituting the tusks of the elephant. It is a variety of dentine, characterized by the minuteness and close arrangement of the tubes, as also by their double flexure. It is used in manufacturing articles of ornament or utility.

2. (n.) The tusks themselves of the elephant, etc.

3. (n.) Any carving executed in ivory.

4. (n.) Teeth; as, to show one's ivories.

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