A0540200 (ô-tŏt′ə-mē)n. The spontaneous casting off of a limb or other body part, such as the tail of certain lizards or the claw of a lobster, especially when the organism is injured or under attack.au′to·tom′ic(ô′tə-tŏm′ĭk), au′tot′o·mous adj.au·tot′o·mize′ v.Thesaurus
autotomic - of or relating to autotomy