logwood

1. Very hard brown to brownish-red heartwood of a logwood tree; used in preparing a purplish red dye.
   十分坚硬的洋苏木心材，棕色到红棕色，用于配制一种紫红色染料。
2. Dyeing of silk fabric with natural dyes from Yunnan grass plant logwood extract
   云南草植物染料的提取及对真丝织物的媒染性能
3. As it was logwood burnin through the nights.
   因为它是通过燃烧就苏木夜。

noun

1. spiny shrub or small tree of Central America and West Indies having bipinnate leaves and racemes of small bright yellow flowers and yielding a hard brown or brownish-red heartwood used in preparing a black dye

   Synonym:    logwood treecampeachybloodwood treeHaematoxylum campechianum

2. very hard brown to brownish-red heartwood of a logwood tree