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Definitions for: Auricle [n] the externally visible cartilaginous structure of the external ear
[n] a small conical pouch projecting from the upper anterior part of each atrium of the heart
Webster (1913) Definition: 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.
Synonyms: atrial auricle, auricula atrii, ear, pinna
See Also: atrium cordis, atrium of the heart, cartilaginous structure, cauliflower ear, ear lobe, earlobe, external ear, outer ear, pocket, pouch, tragus
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