buckthorn

N พืชช นิดหนึ่ง  pued-cha-nid-nueng

BUCKTHORN

n.[buck and thorn. ] A genus of plants, called Rhamnus, of many species. The common purging buck-thorn grows to the height of 12 or 14 feet, and bears a black berry, which, when green, is used to dye yellow, and when ripe, green. The bark also dyes yellow. The sea buck-thorn is a genus of plants, called Hippophae.

BUCKTHORN

BUCKTHORN Buck "thorn `, n. (Bot. )

buckthorn

buck thorn |ˈbəkˌTHôrn ˈbəkθɔrn | ▶noun 1 a shrub or small tree of the buckthorn family, typically bearing thorns. Some kinds yield dyes, and others have been used medicinally. [Genus Rhamnus, family Rhamnaceae: several species, including the European common buckthorn (R. cathartica ), now established in the northeastern and central US, and the Carolina buckthorn (R. caroliniana ) of the southern US. ] 2 (also buckthorn bumelia ) a shrub or small tree of the sapodilla family, with sharp thorns and clusters of small white flowers, commonly found in moist soils of the southern and central US. [Bumelia lycioides, family Sapotaceae. ] ORIGIN late 16th cent.: from buck 1 in the sense ‘deer ’ + thorn, translating modern Latin spina cervina.

buckthorn

buck |thorn |ˈbʌkθɔːn | ▶noun a shrub or small tree which typically bears thorns and black berries. Some kinds yield dyes and others have been used medicinally. ●Genus Rhamnus, family Rhamnaceae: several species, including the common buckthorn (R. cathartica ), with berries formerly used as a cathartic. . ORIGIN late 16th cent.: from buck 1 in the sense ‘deer ’ + thorn, translating modern Latin spina cervina.