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pinna

play
noun pin·na \ˈpi-nə\

Definition of pinna

plural

pinnae

play \ˈpi-ˌnē, -ˌnī\ or

pinnas

  1. 1 a :  a projecting body part (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



Origin and Etymology of pinna

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


First Known Use: 1719


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


Learn More about pinna

  1. Medical Dictionary: Definition of pinna Britannica.com: Encyclopedia article about pinna


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