| heteroplastic | <biology> Producing a different type of organism; developing into a different form of tissue, as cartilage which develops into bone. Origin: Hetero- + -plastic. Source: Websters Dictionary (01 Mar 1998) |
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| heteroplastic graft | <surgery> A surgical graft of tissue from one species onto or into individuals of unlike species, genus or family. Also know as a heteroplastic graft. See: xenotransplantation. (11 May 1997) |