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tympanic bone

noun, Anatomy, Zoology
1.
(in mammals) a bone of the skull, supporting the tympanic membrane and enclosing part of the tympanum or middle ear.
Origin
1840-1850
1840-50
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for tympanic bone
  • Histology and growth of the cetacean petro-tympanic bone complex.
British Dictionary definitions for tympanic bone

tympanic bone

noun
1.
the part of the temporal bone in the mammalian skull that surrounds the auditory canal
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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tympanic bone in Medicine

tympanic bone n.
The bony ring in the fetus that develops after birth into the tympanic part of the temporal bone of the skull, partially enclosing the middle ear and supporting the eardrum. Also called tympanic ring.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Word Value for tympanic

17
20
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