1 [U] (also ashes [pl]) the grey or black powder which is left after sth has burned 灰；灰烬: cigarette ash 烟灰the ashes of a fire 灰烬 ☞picture at volcano 见volcano插图

2 ashes [pl] what is left after a dead person has been burned （人的）骨灰

3 [C] a type of forest tree that grows in cool countries 梣