An abortion is the removal or expulsion of an embryo or fetus from the uterus, resulting in or caused by its death. This can occur spontaneously or accidentally as with a miscarriage, or be artificially induced by medical, surgical or other means. "Abortion" can refer to an induced procedure at any point during human pregnancy; it is sometimes medically defined as either miscarriage or induced termination before the point of viability.- Merriam Webster?s Online Medical Dictionary. Retrieved 2006-06-26. See also The Free Dictionary which includes definitions from Dorland's Medical Dictionary and from The American Heritage Stedman's Medical Dictionary. Retrieved 2006-06-26. Throughout history, abortion has been induced by various methods and the moral and legal aspects of abortion are subject to intense debate in many parts of the world.
The following medical terms are used to categorize abortion:
Spontaneous abortion (miscarriage): An abortion due to accidental trauma o