Either of two hellebores formerly used medicinally, Helleborus officinalis and (now usually) the Christmas rose, H. niger.
Late Middle English; earliest use found in John Trevisa (c1342–?1402), translator.
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。