tympanic-membrane

tympanic membrane

noun Anatomy, Zoology.

Origin:
1855–60

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World English Dictionary
tympanic membrane
 
n
Also called: tympanum, Nontechnical name: eardrum the thin translucent oval membrane separating the external ear from the middle ear. It transmits vibrations produced by sound waves, via the ossicles, to the cochlea

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American Heritage
Medical Dictionary

tympanic membrane n.
See eardrum.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
tympanic membrane   (tĭm-pān'ĭk)  Pronunciation Key 
See eardrum.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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