uropygial gland

noun
uro·​py·​gi·​al gland | \ˌyu̇r-ə-ˈpī-jē-əl- \

Definition of uropygial gland 

: a large gland that occurs in most birds, opens dorsally at the base of the tail feathers, and usually secretes an oily fluid which the bird uses in preening its feathers

called also oil gland

First Known Use of uropygial gland

1870, in the meaning defined above

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Dictionary Entries near uropygial gland

uropoietic

Uropygi

uropygial

uropygial gland

uropygium

uropyloric

urosacral

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Time Traveler for uropygial gland

The first known use of uropygial gland was in 1870

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