Meaning : The act of terminating a project or procedure before it is completed.
Example :
I wasted a year of my life working on an abort.
He sent a short message requesting an abort due to extreme winds in the area.
Meaning : Terminate before completion.
Example :
Abort the mission.
Abort the process running on my computer.
Meaning : Cease development, die, and be aborted.
Example :
An aborting fetus.
Meaning : Terminate a pregnancy by undergoing an abortion.