ivo·ry 
/ˈaɪvəri/ noun
plural ivo·ries /ˈaɪvəri/ noun 1 [noncount] : a hard white substance that forms the tusks of elephants and other animals
▪ a carved piece of ivory 2 [noncount] : a slightly yellowish white color — see color picture 3 [count] informal : a piano key — usually plural ◊To tickle the ivories is to play the piano.
▪ a carved piece of ivory
