What is the meaning of Ebony?

A hard, dense, deep black wood from various subtropical and tropical trees, especially of the genus Diospyros.

A tree that yields such wood.

A deep, dark black colour.

A black key on a piano or other keyboard instrument.

Made of ebony wood.

A deep, dark black colour.

Dark-skinned; black; especially in reference to African-Americans.

Source: wiktionary.org