autotomy(redirected from autotomous)
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The act of casting off a body part as a means of escape; for example, the limb of a crab or the tail of a lizard.
[auto- + G. tomē, a cutting]
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.
1. Fission of an organism, such as a bacterium or other cell.
2. Surgical removal of a part of one's own body.