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eiderdown

American  
[ahy-der-doun] / ˈaɪ dərˌdaʊn /

noun

  1. down, or soft feathers, from the breast of the female eider duck.

  2. a heavy quilt or comforter, especially one filled with eiderdown.

  3. a warm, lightweight knitted or woven fabric of wool, cotton, or man-made fibers, napped on one or both sides, used for sleepwear, infants' clothing, etc.


eiderdown British  
/ ˈaɪdəˌdaʊn /

noun

  1. the breast down of the female eider duck, with which it lines the nest, used for stuffing pillows, quilts, etc

  2. a thick warm cover for a bed, made of two layers of material enclosing a soft filling

  3. a warm cotton fabric having a woollen nap

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of eiderdown

First recorded in 1765–75; eider + down 2

Vocabulary lists containing eiderdown

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Options abound: choose your thread count, fill level, and feather type, from Polish and Hungarian to Siberian and Grade A Icelandic Eiderdown.

From Salon • Nov. 20, 2025

No: this is Plumstead, where we stand, but that's in Eiderdown.

From The Last Chronicle of Barset by Trollope, Anthony

“I don’t think I had better add anything to it until heavier boats are carrying freight on the Kootenai,” he remarked, and then commenced reading aloud some of the items: Eiderdown pillows.

From That Girl Montana by Ryan, Marah Ellis

Eiderdown quilts or those padded with wool are good for a patient who sleeps out of doors, or whose room is kept at a low temperature.

From American Red Cross Text-Book on Home Hygiene and Care of the Sick by Cross, American Red

Plumstead would have heard of it instantly, and the pæan would have been sung out in the neighbouring parishes of Eiderdown, Stogpingum, and St Ewolds.

From The Last Chronicle of Barset by Trollope, Anthony