[mass noun](archaic)the infirmity of old age; senility (古)年老体弱;衰迈 ■(poetic/literary)frailty or transitory nature (诗/文)虚弱;易逝性 read these books and reflect on their caducity. 读读这些书,想想它们的易逝性。
语源
mid 18th cent.: from French caducité, from caduc, from Latin caducus 'liable to fall', from cadere 'to fall'