Merriam-Webster defines abortion as:

• the termination of a pregnancy after, accompanied by, resulting in, or closely followed by the death of the embryo or fetus: such as

  • spontaneous expulsion of a human fetus during the first 12 weeks of gestation

  •  induced expulsion of a human fetus

• expulsion of a fetus by a domestic animal often due to infection at any time before completion of pregnancy

• a misshapen thing or person

  • informal + sometimes offensive : something regarded as horrifically or disgustingly bad

• arrest of development (as of a part or process) resulting in imperfection