uropygial gland

u·ro·pyg·i·al gland

U u

Definitions of uropygial gland words

noun uropygial gland a gland opening on the back at the base of the tail in most birds that secretes an oily fluid used by the bird in preening its feathers. 1
noun uropygial gland a gland, situated at the base of the tail in most birds, that secretes oil used in preening 0
noun uropygial gland a large gland located at the base of the tail in most birds, that secretes an oil used in preening 0
noun uropygial gland A secretory organ, at the base of a bird's tail, that secretes the oil used in preening. 0

before 1865

One of the 28% newest English words

First recorded in 1865-70

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This term is known only to a narrow circle of people with rare knowledge. Only 3% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

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