| 单词 | auricle |
| 释义 | Word Frequency auricle(ˈɔːrɪkəl) noun 1. a. the upper chamber of the heart; atrium b. a small sac in the atrium of the heart 2. Also called: pinna anatomy the external part of the ear 3. 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 Derived forms auricled (ˈauricled) adjective Word origin C17: from Latin auricula the external ear, from auris ear |
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