In ART, transfer of embryos into the womb of a woman is termed

IVF - In vitro fertilisation i.e., fertilisation takes place outside the body in almost similar conditions as that in the body, followed by embryo transfer (ET).IUD - Intra uterine devices are ideal contraceptives for the females who want to delay pregnancy and/or space childrenIUT - Intra uterine transfer is the transfer of  embryos with more than 8 blastomeres, into the uterus to complete its further development.IUI -  Intra-uterine insemination is collection of semen either from the husband or a healthy donor is artificially introduced either into the vagina or into the uterus of the female.