pinnula

noun

pin·​nu·​la

ˈpinyələ

plural pinnulae

-ˌlē,

-ˌlī

1

: pinnule sense 2

2

: a barb of a feather

pinnular

-lə(r)

adjective

Word History

Etymology

New Latin, from Latin, small feather, small fin, from pinna feather, wing, fin, alteration of penna feather, wing

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