uropygium


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u·ro·py·gi·um

 (yo͝or′ə-pī′jē-əm, -pĭj′ē-)
n.
The posterior part of a bird's body, from which the tail feathers grow.

[New Latin ūropygium, from Greek ouropugion : ouro-, tail; see uro-2 + pugē, rump.]

u′ro·py′gi·al (-əl) adj.

uropygium

(ˌjʊərəˈpɪdʒɪəm)
n
(Zoology) the hindmost part of a bird's body, from which the tail feathers grow
[C19: via New Latin from Greek ouropugion, from uro-2 + pugē rump]
ˌuroˈpygial adj

u•ro•pyg•i•um

(ˌyʊər əˈpɪdʒ i əm)

n.
the projecting terminal portion of a bird's body, from which the tail feathers spring.
[1805–15; < New Latin < Greek órros sacral bone + pȳg(ḗ) rump, buttocks + -ion n. suffix]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.uropygium - posterior part of a bird's body from which the tail feathers growuropygium - posterior part of a bird's body from which the tail feathers grow
bird - warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
tail - the posterior part of the body of a vertebrate especially when elongated and extending beyond the trunk or main part of the body