1. the deliberate termination of a human pregnancy
Usage: medical; legal
2. the natural expulsion of a fetus from the womb before it is able to survive independently
Usage: medical
3. the failure of a project or action to reach completion
Usage: formal

Examples

• The debate over abortion rights continues in many countries.
• She suffered a spontaneous abortion in her second trimester.
• The doctor explained the medical procedures available for abortion.
• After three miscarriages, she was concerned about future pregnancies.
• The mission was an abortion due to technical failures.
• The project’s abortion left the team disappointed.
• Legal abortion is available in most developed nations.