Fossilized or petrified wood; mineralized or compacted wood found in the earth; (formerly also) †a mineral substance resembling wood (obsolete).
Mid 17th century; earliest use found in Philosophical Transactions of the Royal Society of London.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。