1. the bowl-shaped cavity of the external ear
Usage: anatomy
2. a shell, especially one used decoratively
Usage: architecture

Examples

• The doctor examined the patient’s concha for signs of infection.
• Sound waves are collected by the concha and directed into the ear canal.
• The building’s facade featured decorative conchas above each window.
• Ancient Romans often used concha motifs in their architectural designs.
• The concha helps funnel sound waves toward the eardrum.
• Baroque churches frequently display ornate concha decorations.