■ verb
1》 carry out or undergo the ~ion of (a fetus).
2》 Biology (of an embryonic organ or organism) fail to mature.
3》 bring to a premature end because of a problem or fault.
■ noun chiefly technical an act of ~ing a flight or other enterprise.
Origin
C16: from L. aboriri 'miscarry', from ab- 'away, from' + oriri 'be born'.