powder-down feather

noun

A down feather which grows continuously and disintegrates, forming fine particles of keratin, which appear as a powder, or "feather dust".

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Meanings

nounpowder-down feather (countable and uncountable, plural powder-down feathers)

plural powder-down feathers

  1. countableuncountablebiologyA down feather which grows continuously and disintegrates, forming fine particles of keratin, which appear as a powder, or "feather dust".
Cite this entry
APA

powder-down feather. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/powder-down%20feather

MLA

“powder-down feather.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/powder-down%20feather. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “powder-down feather,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/powder-down%20feather.

Source: powder-down feather on Wiktionary, CC BY-SA 4.0.