absent
adj.
late 14c., from Middle French absent (Old French ausent), from Latin absentem (nominative absens), present participle of abesse "be away from, be absent" (see absence). Related: Absently; absentness.
v.
"to keep away" (from), c.1400, from Middle French absenter, from Late Latin absentare "cause to be away," from Latin absentem (see absent, adj.). Related: Absented; absenting.
prep.
"in the absence of," 1944, principally from U.S. legal use, from absent, v..
〔李〕[ab-=away 离;sent=to be是→] Ⅰ a. beingaway;not present 不在;缺席
〔李〕[ab-;(es)s;-enta.] a.缺席的; 不在场的 ←ess, est [L esse]=to be 是,存在