The external part of the ear, also known as the pinna, which is visible on the outside of the head. The auricle helps to collect sound waves and direct them into the ear canal.
A small muscular appendage of each atrium of the heart, resembling an ear in shape. The auricle of the heart plays a role in increasing the capacity of the atrium.
A small ear-shaped projection or lobe found on certain plants, insects, or other organisms. The margins of the grass blade displayed tiny auricles that clasped the stem.