uropygium

n. [鸟]尾臀

发音

/jʊəɹəˈpɪd͡ʒɪəm/

词形变化

uropygia 复数 uropygia

释义与例句

n.
  1. 1.

    The posterior part of a bird's body from which the tailfeathers grow.

词汇关系

名词

上位词 1

tail

整体词 1

bird

词源

Mediaeval Latin, from Ancient Greek οὐροπύγιον (ouropúgion, “tail feathers”).

来源：wiktionary