the external part of the ear in humans and other mammals, a leaflet or primary segment of a pinnate compound leaf

pinna piercing, pinnate leaf, pinna nobilis

Formal and Informal Expressions of pinna

In different contexts, you can replace 'pinna' with suitable alternatives. In a more formal setting, 'auricle' is apt. In informal speech or writing, 'ear flap' is a commonplace synonym.

pinna: Explore its Definition & Usage

pinna Definition

1the external part of the ear in humans and other mammals
2a leaflet or primary segment of a pinnate compound leaf

Using pinna: Examples

Take a moment to familiarize yourself with how "pinna" can be used in various situations through the following examples!

Example
The pinna is responsible for collecting sound waves.
Example
The pinna of the oak tree is divided into several leaflets.
Example
The pinna of the bat is highly specialized for echolocation.

pinna Synonyms and Antonyms

Synonyms for pinna

Phrases with pinna

pinna piercing
a type of ear piercing that goes through the cartilage of the outer ear
Example
She got a pinna piercing to show off her new earrings.
pinnate leaf
a type of compound leaf in which the leaflets are arranged on either side of a central axis
Example
The fronds of the fern are pinnate, with many small leaflets arranged along the central stem.
pinna nobilis
a species of large, edible clam found in the Mediterranean Sea
Example
The pinna nobilis is a popular food item in many Mediterranean countries.

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Summary: pinna in Brief

The term 'pinna' [ˈpɪnə] refers to the external part of the ear in humans and other mammals, as well as a leaflet or primary segment of a pinnate compound leaf. It is responsible for collecting sound waves and is highly specialized in some animals like bats. 'Pinna' also extends into phrases like 'pinna piercing,' referring to a type of ear piercing that goes through the cartilage of the outer ear.