also preexisting, 1590s, present-participle adjective from pre-exist. The medical insurance pre-existing condition is attested from 1942.
also preexist, "exist before something else, have a prior existence," 1590s, from pre- "before" + exist. Related: Pre-existed; pre-existing.
updated on October 10, 2017
英语词源词典收录了45867条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。