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pinnula

[ pin-yuh-luh ]
/ ˈpɪn yə lə /
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noun, plural pin·nu·lae [pin-yuh-lee]. /ˈpɪn yəˌli/.
a pinnule.
a barb of a feather.
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Origin of pinnula

1740–50; <Latin, diminutive of pinnapinna; see -ule
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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