uropygial gland

Noun

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

Translations

 * Classical Nahuatl: tletl
 * Esperanto: uropiga glando
 * Finnish: rasvarauhanen, uropygiaalirauhanen
 * Italian: uropigio
 * Norwegian:
 * Bokmål:
 * Portuguese: glândula uropigiana