pinna

(noun)

the visible, cartilaginous part of the ear that resides outside of the head and collects sound waves

Related Terms

Examples of pinna in the following topics:

  • Types of Leaf Forms

    • The pinnules on one secondary vein are called "pinna".

  • Reception of Sound

    • In mammals, sound waves are collected by the external, cartilaginous outer part of the ear called the pinna.