“五紀(jì)”共收錄14個(gè)近義詞（五紀(jì)、五元、五世、五紀(jì)元、五紀(jì)元年、五紀(jì)元代、五紀(jì)年代、五紀(jì)時(shí)代、五紀(jì)時(shí)期、五紀(jì)年、五紀(jì)紀(jì)念、五紀(jì)紀(jì)念館、五紀(jì)歲月、五紀(jì)歲月長），五紀(jì)的意思是：五紀(jì)是指一個(gè)歷史時(shí)期或紀(jì)元，通常用來表示時(shí)間跨度較長的五個(gè)世紀(jì)。