Joy, exultation, rejoicing; an instance of this.
Early 16th century. From rejoice + -ment, probably originally after Middle French resjoyssement, rejoyssement, resjouissement, etc.
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。