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outer ear

noun
Origin
1930-1935
1930-35
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for outer ear
  • Horseshoe bats had been known to move their entire outer ear, or pinna.
  • In dolphins the outer ear is vestigial, reduced to a pinhole.
  • But though to the outer ear these trees are now silent, their songs never cease.
outer ear in Medicine

outer ear out·er ear (ou'tər)
n.
See external ear.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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outer ear in Science
outer ear
  (ou'tər)   
The part of the ear in many vertebrates that is external to the eardrum (tympanic membrane) and contains the canal leading to the eardrum as well as the ear lobe and other visible structures. In mammals, the outer ear, which is made mostly of cartilage, gathers and focuses incoming sound waves and transmits them to the eardrum. See more at ear1.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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outer ear in Culture

outer ear definition


The part of the ear that projects from the side of the head and functions to gather and guide sound waves toward the eardrum.

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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5
6
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