Meaning of IVORY in English
noun any carving executed in ivory.
2. ivory ·noun teeth; as, to show one's ivories.
3. ivory ·noun the tusks themselves of the elephant, ·etc.
4. ivory ·noun 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.
Webster English vocab. Английский словарь Webster. 2012