autotomy


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.

au·tot·o·my

 (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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

autotomy

(ɔːˈtɒtəmɪ)
n, pl -mies
(Zoology) the casting off by an animal of a part of its body, to facilitate escape when attacked
autotomic, autotomous adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

au•tot•o•my

(ɔˈtɒt ə mi)

n., pl. -mies.
the breaking off of a damaged or trapped body appendage, as the tail of a lizard or the claw of a crab.
[1895–1900]
au•to•tom•ic (ˌɔ təˈtɒm ɪk) au•tot′o•mous, adj.
au•tot′o•mize`, v.i., v.t. -mized, -miz•ing.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.autotomy - spontaneous removal or casting off of a body part (as the tail of a lizard or claw of a lobster) especially when the organism is injured or under attackautotomy - spontaneous removal or casting off of a body part (as the tail of a lizard or claw of a lobster) especially when the organism is injured or under attack
remotion, removal - the act of removing; "he had surgery for the removal of a malignancy"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Autotomy is typically a last resort defense in predator-prey interactions since it involves the loss (Fleming et al., 2007).
To reduce stress and to prevent tail autotomy, inhalation anaesthesia was performed using an Isoflurane-oxygen-mixture (5 % induction via tunnel-shaped induction mask, 1.5-2.5 % maintenance via a face mask for laboratory rodents; Isofluran CP, CP-Pharma Handelsgesellschaft mbH, Burgdorf, Germany) via a portable gas inhalation machine (Marmed, Colbe, Germany) (Fig.
Limb autotomy patterns in the juvenile swimming crab (Portunus trituberculatus) in earth ponds.
Ceratal autotomy and regeneration in the aeolid nudibranch Phidiana crassicornis and the role of predators.
The influence of pedipalp autotomy on the courtship and mating behavior of Pardosa milvina (Araneae: Lycosidae).
Members of the family also show distinct defense mechanisms, including nest-building behavior [20], swimming, tentacle autotomy [14, 18, 20, 21], and, potentially, defensive chemicals [30].
During the 5-day period after CCI, walking and cage exploration, the degree of limping, and the conditions of the hind paw, including signs of excessive grooming or autotomy, were all closely observed.
To cut a long tail short: a review of lizard caudal autotomy studies carried out over the last 20 years.