au·ri·cle (ôr  -k l)n. 1. Anatomy a. The outer projecting portion of the ear. Also called pinna. b. See atrium. 2. Biology An earlobe-shaped part, process, or appendage, especially at the base of an organ. [Middle English, auricle of the heart, from Old French, little ear, from Latin auricula, ear, earlier diminutive of auris, ear; see ous- in Indo-European roots.] au ri·cled (-kld) adj. |
auricle [ˈɔːrɪkəl]
n
1. (Life Sciences & Allied Applications / Anatomy)
a. the upper chamber of the heart; atrium
b. a small sac in the atrium of the heart
2. (Life Sciences & Allied Applications / Anatomy) Also called pinna Anatomy the external part of the ear
3. (Life Sciences & Allied Applications / Biology) Also called auricula 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
[from Latin auricula the external ear, from auris ear]
auricled adj
| auricle (ôr-kl) 1. The visible part of the outer ear. 2. An atrium of the heart. |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. |  auricle - a small conical pouch projecting from the upper anterior part of each atrium of the heartatrium cordis, atrium of the heart - the upper chamber of each half of the heart |
| 2. |  auricle - the externally visible cartilaginous structure of the external earexternal ear, outer ear - the part of the ear visible externally tragus - a small cartilaginous flap in front of the external opening of the ear cauliflower ear - an auricle deformed by injury; common among boxers cartilaginous structure - body structure given shape by cartilage |
Translations
auricle
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