[mass noun]heavy blackish or very dark brown timber from a mainly tropical tree 乌木 ■[mass noun]a very dark brown or black colour 乌黑色;深褐色 his smile flashed against the ebony of his skin. 微笑在他黝黑的脸上闪耀。 [as modifier]his ebony hair. 他乌黑的头发。
a tree of tropical and warm-temperate regions which produces such timber 乌木树
Genera Diospyros and Euclea, family Ebenaceae: numerous species, in particular D. ebenum 柿树属和欧克列柿属,柿树科:众多种,尤指乌木 ■used in names of trees of other families which produce similar timber, e.g. Jamaican or American ebony [用于与乌木树不同科但所产木材相似的树的树名中,如Jamaican (或American)ebony]
语源
late Middle English: from earlier ebon (via Old French and Latin from Greek ebenos 'ebony tree'), perhaps on the pattern of ivory