👉 'Allograft' is a medical term for a grafting technique used to repair or replace tissue in humans and animals, usually involving the creation of new cells or tissues from a donor organ or tissue. <0x0A><0x0A>Definition: A allograft is a technique to create replacement organs by using tissue or cells from one part of an animal's body (called the grafting material) to replace damaged or diseased organs of another animal, such as a person, using the same organ as the donor.