/ə'bɔ:t; ə`bɔrt/
v
1 (medical医)
(a) [Tn] cause (sb/sth) to undergo abortion 使流产; 使堕胎
*abort an expectant mother, a deformed foetus, the pregnancy 为孕妇, 因为胎儿畸形, 为终止妊娠做人工流产.
(b) [I] undergo abortion; miscarry 流产; 小产
*She aborted after four months. 她怀孕四个月後流产了.
2 [I, Tn] (cause sth to) end prematurely and unsuccessfully （使某事物）中止, 夭折
*abort a space mission, ie cancel it in space, usu because of mechanical trouble 中止一次航天任务（通常因机械故障而在太空中取消该任务）
* abort a computer program 中止计算机的程序.

v
[Date: 1500-1600; Language: Latin;Origin: abortare, from abortus, past participle of aboriri 'to give birth to a dead baby', from ab- 'away' + oriri 'to rise, be born']
[T]
to stop an activity because it would be difficult or dangerous to continue it
　The rescue mission had to be aborted.
[T]
to deliberately end a pregnancy when the baby is still too young to live
[I]
if a pregnant woman or animal aborts, the baby is born too early and is dead when it is born
　The disease causes pregnant animals to abort.