n.
Pronunciation: ' pin-y ə n
Function: noun
Etymology: Middle English, probably modification of Anglo-French *empignon, enpenoun flight feathers, ultimately from Vulgar Latin *pinnion-, pinnio, from Latin pinna feather ― more at PEN
Date: 15th century
1 : the terminal section of a bird's wing including the carpus, metacarpus, and phalanges broadly : WING
2 : FEATHER , QUILL also : FLIGHT FEATHERS
– pin · ioned \ -y ə nd \ adjective