n.

1. 象牙；（海象等的）长牙[U]
2. 牙质[U]
3. （外表或用途等）类似象牙之物[U]
4. 象牙色，乳白色[U]
   a skin of ivory

   象牙色的皮肤

5. 象牙制品[P]
   The museum has a fine collection of medieval ivories.

   这家博物馆收藏着一批做工精细的中世纪象牙制品。

6. 【俚】琴键；牙齿；骰子；台球[P]

a.

1. 象牙制的；似象牙的
   an ivory carving of an elephant

   用象牙雕刻的象

2. 象牙色的，乳白色的

n.

1. a hard creamy-white substance composing the main part of the tusks of an elephant, walrus, or narwhal.
2. the creamy-white colour of ivory.
3. (the ivories) informal the keys of a piano.
4. (ivories) informal a person's teeth.