Meaning

noun a very dark black

noun hard dark-colored heartwood of the ebony tree; used in cabinetwork and for piano keys

noun tropical tree of southern Asia having hard dark-colored heartwood used in cabinetwork

originFrom earlier heben, hebeny, from Middle English ebenif, hebenyf (influenced by Late Latin hebeninus), from Ecclesiastical Latin ebenius (“of ebony”), from Latin hebenus (“ebon tree”), from Ancient Greek ἔβενος (ébenos), from Egyptian hbnj, U13:n-Z4:M3

Etymology from Wiktionary, CC BY-SA 3.0