Last Updated：2025/11/21

A secretory organ, at the base of a bird's tail, that secretes the oil used in preening.

音声機能が動作しない場合はこちらをご確認ください

See correct answer

uropygial gland

Source Word

uropygial gland

A secretory organ, at the base of a bird's tail, that secretes the oil used in preening.

Japanese Meaning

鳥の尾部の基部に存在する分泌器官で、羽繕いに使用される油を分泌する器官です。

The ornithologist gently examined the bird's uropygial gland to check for signs of infection.

鳥類学者は感染の兆候がないか、鳥の尾の付け根にある尾脂腺を慎重に診察した。

Sense（1）

A secretory organ, at the base of a bird's tail, that secretes the oil used in preening.

uropygial glands

（ plural ）