auricle
- n a small conical pouch projecting from the upper anterior part of each atrium of the heart
- n the externally visible cartilaginous structure of the external ear
- First the left auricle, then the right.
- Bailey slit open the auricle, put a patch over the hole and closed the heart, with two minutes to spare against his eight-minute limit.
- The pacemaker is a spot in the wall of the heart's right auricle.