1. A small pouch or lobe-shaped structure attached to the atrium of the heart.
Usage: anatomy; also called auricle
2. A cultivated variety of primrose (Primula auricula) with colorful flowers, popular in gardens.
Usage: botany; horticulture

Examples

• The auricula of the heart receives blood from the pulmonary veins.
• Doctors examined the patient's left auricula during the cardiac ultrasound.
• The gardener cultivated auriculas in a shaded alpine bed.
• Auricula flowers bloom in spring with shades of purple, yellow, and red.
• The auricula is a small chamber that helps regulate blood flow to the ventricle.