What does abort mean?
The definition of abort
A*bort”, v. i.
Etym: [L. abortare, fr. abortus, p. p. of aboriri; ab + oriri to rise, to be born. See Orient.]

1 To miscarry; to bring forth young prematurely.
2 (Biol.)
To become checked in normal development, so as either to remain rudimentary or shrink away wholly; to become sterile.

A*bort”, n.
Etym: [L. abortus, fr. aboriri.]

1 An untimely birth. [Obs.] Sir H. Wotton.
2 An aborted offspring. [Obs.] Holland.