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urostyle

[yoo r-uh-stahyl] /ˈyʊər əˌstaɪl/
noun, Anatomy
1.
the fused vertebrae at the posterior end of the spinal column of some fishes and tailless amphibians.
Origin
1870-1875
1870-75; uro-2 + -style2
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for urostyle

urostyle

/ˈjʊərəʊˌstaɪl/
noun
1.
the bony rod forming the last segment of the vertebral column of frogs, toads, and related amphibians
Word Origin
C19: from uro-² + Greek stulos pillar
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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