pinna

play
noun pin·na \ˈpi-nə\

Definition of pinna

plural

pinnae

play \ˈpi-ˌnē, -ˌnī\ or

pinnas

  1. 1a :  a projecting body part (such as a feather, wing, or fin)b :  the largely cartilaginous projecting portion of the external ear — see ear illustration

  2. 2 :  a leaflet or primary division of a pinnate leaf or frond

Recent Examples of pinna from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pinna'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of pinna

New Latin, from Latin, feather, wing — more at pen


Medical Dictionary

pinna

play
noun pin·na \ˈpin-ə\

Medical Definition of pinna

plural

pinnae

\ˈpin-ˌē, -ˌī\play play or

pinnas

  1. :  the largely cartilaginous projecting portion of the external ear

pinnal

\ˈpin-əl\play adjective

Illustration of pinna


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