Noun: eiderdown 'I-du(r),dawn
- Down of the eider duck
"The eiderdown comforter was incredibly warm and light"
- A soft quilt usually filled with the down of the eider
"They snuggled under the warm eiderdown on the cold winter night";
- duvet [Brit], continental quilt [Brit]
Derived forms: eiderdowns
Type of: comfort, comforter, duck down, puff, quilt
Part of: eider, eider duck
Encyclopedia: Eiderdown