I. verb — [with obj.] 1. carry out or undergo the abortion of (a fetus). • Louisiana allows women to abort an embryo up to 12 weeks old.
• [no obj.]
the right to abort must remain a key element of a woman’s ‘reproductive rights’.
2. [no obj.] — (of a pregnant woman or female animal) have a miscarriage, with loss of the fetus. • an organism that infects sheep and can cause pregnant ewes to abort.
3. [no obj.] —
[Biology] (of an embryonic organ or organism) remain undeveloped; fail to mature.
4. bring to a premature end because of a problem or fault • the flight crew aborted the take-off.
II. noun 1.
‹technical› an act of aborting a flight, space mission, or other enterprise
• an abort because of bad weather.
‹technical› an aborted enterprise.
• I’ve wasted almost a year on an abort.
– origin mid 16th cent.: from Latin aboriri ‘miscarry’, from ab- ‘away, from’ + oriri ‘be born’.