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Definition of pinna noun from the Oxford Advanced Learner's Dictionary

pinna

noun
 
/ˈpɪnə/
 
/ˈpɪnə/
(plural pinnae
 
/ˈpɪni/
 
/ˈpɪni/
)
(anatomy)
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  1. the part of the ear that is on the outside of the bodyTopics Bodyc2
    Word Originlate 18th cent.: modern Latin, from a variant of Latin penna ‘feather, wing, fin’.
trait
noun
 
 
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