• (a.) Producing a different type of organism; developing into a different form of tissue, as cartilage which develops into bone.
Het`er·o·plas'tic adjective [ Hetero- + -plastic .] (Biol.) Producing a different type of organism; developing into a different form of tissue, as cartilage which develops into bone. Haeckel. 
Type: Term Pronunciation: het′ĕr-ō-plas′tik Definitions: 1. Pertaining to or manifesting heteroplasia. 2. Relating to heteroplasty.