noun pl. ivories -·ries

1. the hard, white substance, a form of dentin, that makes up the tusks of elephants, walruses, etc.
2. 1. dentin in any form
   2. any substance like ivory in appearance, use, etc.
3. the color of ivory; creamy white
4. a tusk of an elephant, walrus, etc.
5. things made of ivory
6. Slang things resembling or suggesting ivory; specif.,
   1. piano keys
   2. teeth
   3. dice
   4. billiard balls

Etymology: ME < OFr yvoire < L eboreus (adj.) < ebur (gen. eboris), ivory < Egypt Ȝbw, elephant, ivory

adjective

1. of, made of, or like ivory
2. creamy-white