Definition of pinna
English to English noun - division of a usually pinnately divided leaf
source: WordNet 3.0 - the externally visible cartilaginous structure of the external ear
source: WordNet 3.0 - A leaflet of a pinnate leaf. See Illust. of Bipinnate leaf, under Bipinnate.
source: Webster 1913
Visual Synonyms 
Nearby Word
pinna, pinya, pinny, penna, pinon, pin, pyinma, pahina, pinunò, painan, pinyon, piny, pion, penn, pain, pinineo, pana, pein, pima, pyin
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