urostyle

[ yoor-uh-stahyl ]
/ ˈyʊər əˌstaɪl /

noun Anatomy.

the fused vertebrae at the posterior end of the spinal column of some fishes and tailless amphibians.

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Origin of urostyle

First recorded in 1870–75; uro-2 + -style2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for urostyle

British Dictionary definitions for urostyle

urostyle
/ (ˈjʊərəʊˌstaɪl) /

noun

the bony rod forming the last segment of the vertebral column of frogs, toads, and related amphibians

Word Origin for urostyle

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