bitterwood

• 名词，指几种以苦味木材著称的树木或灌木，包括产苦木素的南美灌木或小乔木（开鲜红色花）、产牙买加苦木素的西印度树木，以及热带南北美洲的中大型乔木（具奇数羽状复叶、淡黄色小花组成的长圆锥花序和红色果实）。

A noun referring to any of several trees or shrubs known for their bitter-tasting wood, including a South American shrub or small tree with bright scarlet flowers that yields quassia, a West Indian tree that produces Jamaica quassia, and a medium to large tree of tropical North and South America with odd-pinnate leaves, long panicles of small pale yellow flowers, and scarlet fruits.

1. Quassia amaraC1formalamericanscientific

   A small South American tree with bright red flowers, valued for its fine-grained yellowish wood and used as a source of the bitter compound quassia.

   苦木

   • Bitterwood is cultivated in parts of South America for its medicinal bark.
   • The wood of the bitterwood tree is often used in fine woodworking.
   • Extracts from bitterwood have been used in traditional remedies.

   同义词quassia

2. C1formalamericanscientific

   A West Indian tree that produces Jamaica quassia, a bitter substance used in medicine and as a flavoring agent.

   牙买加苦木

   • Jamaica quassia is derived from the bitterwood tree found in the Caribbean.
   • Bitterwood extracts are sometimes used in herbal bitters.
   • The bark of the bitterwood is harvested for its quassia content.

   同义词quassia

3. Simarouba glaucaC1formalamericanscientific

   A medium to large tropical tree native to the Americas, with compound leaves and clusters of small pale yellow flowers followed by red fruits.

   苦木

   • The bitterwood tree produces small yellow flowers in long clusters.
   • Its bright red fruits are a distinctive feature of the bitterwood.
   • Bitterwood is sometimes planted as an ornamental tree in tropical gardens.