a Eurasian rhamnaceous shrub, Frangula alnus, with small greenish flowers and black berry-like fruits
alder buckthorn in American English
noun
a shrub or small tree, Frangula alnus, of Eurasia and northern Africa, having nonedible red fruit that turns black when ripe
Word origin
[1860–65]This word is first recorded in the period 1860–65. Other words that entered Englishat around the same time include: Paleolithic, big brother, institutionalism, monism, trade name