noun
guaiacum; roughbark lignum-vitae; guaiacwood
A tropical tree species (Guaiacum officinale) known for its hard wood and medicinal resin. Botanical term.
ユソウボクは非常に硬い木材として知られている。
Guaiacum is known as an extremely hard wood.
ユソウボクの樹脂はかつて梅毒の治療に使われた。
The resin of guaiacum was once used to treat syphilis.
The Japanese name ユソウボク is a phonetic adaptation of the Chinese-derived reading ゆそうぼく for the kanji 癒瘡木, literally 'heal-sore-tree', referring to its historical medicinal use.