Latin, from signifer, adjective, bearing a sign, bearing the heavenly signs, from signum sign + -i- + -fer -ferous
15th century, in the meaning defined at sense 1
英语词典包含469781条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。