pinna: meaning, definition, pronunciation and examples
C2Technical/scientific
Quick answer
What does “pinna” mean?
The external, visible part of the ear (the auricle) in humans and many animals.
Audio
Pronunciation
Definition
Meaning and Definition
The external, visible part of the ear (the auricle) in humans and many animals; also a primary division of a pinnate leaf.
In anatomy/zoology: the auricle of the ear; in botany: a leaflet or primary division of a compound leaf, especially in ferns; in architecture: a fin or feather-like projection.
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning. Both use "auricle" as a synonym in anatomical contexts. "Pinna" is slightly more common in British medical writing.
Connotations
Technical/scientific term with no additional connotations in either variety.
Frequency
Extremely low frequency in general language; used almost exclusively in medical, biological, or botanical contexts.
Grammar
How to Use “pinna” in a Sentence
the pinna of [the ear/a leaf]damage to the pinnaa prominent pinnaVocabulary
Collocations
Examples
Examples of “pinna” in a Sentence
adjective
British English
- The fern has a pinna structure.
- The pinna cartilage was damaged.
American English
- The leaf exhibited a pinna arrangement.
- Pinna deformities can affect hearing.
Usage
Meaning in Context
Business
Not used.
Academic
Used in biology, medicine, botany, and anatomy papers.
Everyday
Virtually never used; 'outer ear' or simply 'ear' is preferred.
Technical
Standard term in otology, mammalogy, and botany for specific structures.
Vocabulary
Synonyms of “pinna”
Vocabulary
Antonyms of “pinna”
Watch out
Common Mistakes When Using “pinna”
- Pronouncing it /paɪnə/ (like 'pine'); correct is /ˈpɪnə/.
- Using it in everyday contexts instead of 'outer ear'.
- Confusing the anatomical and botanical meanings.
FAQ
Frequently Asked Questions
No, it's a specialised term used mainly in medical, biological, and botanical contexts.
The plural is 'pinnae' (pronounced /ˈpɪniː/ or /ˈpɪnaɪ/).
Yes, in botany it refers to a primary division of a pinnate leaf, especially in ferns and palms.
In anatomy, they are synonyms. 'Auricle' is also sometimes used for the atrium of the heart, while 'pinna' is specific to the ear.
The external, visible part of the ear (the auricle) in humans and many animals.
Pinna is usually technical/scientific in register.
Pinna: in British English it is pronounced /ˈpɪnə/, and in American English it is pronounced /ˈpɪnə/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None”
Learning
Memory Aids
Mnemonic
PINNA = Part Inside/Outside Not Always obvious (it's the visible outer part of the ear).
Conceptual Metaphor
A PINNA is a RECEIVER (catches sound waves); a PINNA (leaf) is a FEATHER (pinnate structure).
Practice
Quiz
In which field is the term 'pinna' LEAST likely to be used?