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Auricle - Dictionary Definition and Overview |
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Auricle : (noun)
1: a small conical pouch projecting from the upper anterior
part of each atrium of the heart [syn: atrial auricle,
auricula atrii]
2: the externally visible cartilaginous structure of the
external ear [syn: pinna, ear]
Based on WordNet 2.0
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Auricle : \Au"ri*cle\, n. [L. auricula, dim. of auris ear. See
Ear.]
1. (Anat.)
(a) The external ear, or that part of the ear which is
prominent from the head.
(b) The chamber, or one of the two chambers, of the heart,
by which the blood is received and transmitted to the
ventricle or ventricles; -- so called from its
resemblance to the auricle or external ear of some
quadrupeds. See Heart.
2. (Zo["o]l.) An angular or ear-shaped lobe.
3. An instrument applied to the ears to give aid in hearing;
a kind of ear trumpet. --Mansfield.
Based on Webster's Revised Unabridged Dictionary
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Auricle : Auricle: 1. The principal projecting part of the ear. Also called the pinna.
2. Something ear shaped such as the upper chambers of the heart. Also called the atria.
Auricle is not to be confounded with oracle. Neither the pinna nor the atria possess oracular powers.
Based on Webster's Revised Unabridged Dictionary (1913)
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