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auricle
[ awr-i-kuhl ]
noun
- Anatomy.
- the projecting outer portion of the ear; pinna.
- Also called au·ric·u·lar ap·pend·age [aw-, rik, -y, uh, -ler , uh, -, pen, -dij]. an ear-shaped appendage projecting from each atrium of the heart.
- (loosely) the atrium.
- Botany, Zoology. a part like or likened to an ear.
auricle
/ ˈɔːrɪkəl /
noun
- the upper chamber of the heart; atrium
- a small sac in the atrium of the heart
- Also calledpinna anatomy the external part of the ear
- Also calledauricula biology an ear-shaped part or appendage, such as that occurring at the join of the leaf blade and the leaf sheath in some grasses
auricle
/ ôr′ĭ-kəl /
- The visible part of the outer ear.
- An atrium of the heart.
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Derived Forms
- ˈauricled, adjective
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Other Words From
- au·ri·cled adjective
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Word History and Origins
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Word History and Origins
Origin of auricle1
C17: from Latin auricula the external ear, from auris ear
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Example Sentences
Stevenson, in one of the cases detailed at p. 67, found the blood in the right auricle to contain 0·03 per cent.
From Project Gutenberg
In animals with cold blood, (as fishes,) the heart is single, having but one auricle and one ventricle.
From Project Gutenberg
From the left auricle it passes into the left ventricle, and is from thence distributed by the arteries all over the body.
From Project Gutenberg
By this passage it is taken into the right auricle, along with the impure blood of the vena cava.
From Project Gutenberg
At the end of the fourth day the auricle becomes divided into two, affording a parallel with the adult heart of many reptiles.
From Project Gutenberg
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